




版權(quán)說明:本文檔由用戶提供并上傳,收益歸屬內(nèi)容提供方,若內(nèi)容存在侵權(quán),請進行舉報或認領(lǐng)
文檔簡介
1、深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9Specification Approval Sheet產(chǎn)品規(guī)格承認書Customer 客戶名稱:域拓ModelTypeSpecification產(chǎn)品型號:產(chǎn)品類型:產(chǎn)品規(guī)格:4LLi-ion battery3.7V/1400mAHsigned by client 客戶簽名Confirmed 確認:Checked 審核:Approved 批準:signed by
2、manufacturer 生產(chǎn)商簽名Prepared 制定:肖澤建Checked 審核:Approved 批準:丁明誼AMENDMENT RECORDS第 1 頁共 17 頁深圳市鳳凰鋰能科技有限公司Tape:4LREV:1.0Date:2018-10-9SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTDTEL:( 0752)3535208 FAX:( 0752)3761580Modification TimeDescriptionIssued DateApproved By0New release2015-06-26第 2 頁共 17 頁深圳市鳳凰鋰能科技有限公司S
3、HENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9Catalogue 目 錄1 . Battery type and scope電池型號和適用范圍 41 . 1: model產(chǎn)品型號: 41 . 2: scope適用范圍:客戶定義 42 . Basic character and compose of batter電y 池的基本特性及組成 42 . 1: fundamental performance parameter of batter
4、y電池基本性能參數(shù): 42 . 2: Main components and parts主要零部件 62 . 3: Regular performance and unfailing performance產(chǎn)品常規(guī)性能和可靠性能 62 . 4: Contour Dimension of the Battery 電池外形尺寸 1.13 . Specifications of Parts 零部件規(guī)格 1123 . 1: fender 保護板 1223 . 2: general electric and protection characters一般電氣與保護特征 1223 . 2: electri
5、c schematic diagram of battery電池電路原理圖: 1333 . 3 : PCB layout 電路布局圖 . 錯 誤!未定義書簽。 34 . Specifications of the Cells 電芯規(guī)格 144Announcements注意事項 155Danger 危險 155Warnings 警告 166Announcements 注意事項 7 16第 3 頁共 17 頁深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580Tape:4L
6、REV:1.0Date:2018-10-91 . Battery type and scope電池型號和適用范圍This Specification Approval Sheet is for rechargeable Li-polymer battery provided by Shirui Battery Co., LTD.This product is according with the national standard of PRC. GB/T18287- 2000 . General specification of lithium-ion battery for cellula
7、r phone.本規(guī)格書為時瑞電池有限公司提供的可充電式鋰離子電池規(guī)格。 此產(chǎn)品符合中華人民共和國國家標準 GB/T18287-2000蜂窩電話用鋰離子電池總規(guī)范 。電池的基本特性及組成1 . : model 產(chǎn)品型號: 4L電池基本性能參數(shù):2 . Basic character and compose of battery2 . 1: fundamental performance parameter of batteryS/N 序 號Details 內(nèi)容parameters 參數(shù)remarks 備注1Rated voltage 額定電壓3.7V2Rated capacity 額定容量14
8、00mAHdischarge with 0.2C to 2.75V after Complete charge within 1h, measuring the discharge power完全充電后 1小時內(nèi),用0.2C 放 電至 2.75V ,測量其放電電量。截止電壓2.9-3.1V3Limited charge voltage 充電限制電壓4.25V4internal resistance內(nèi)阻150m5charge mode 充電方式C.C/C.V. 恒流/ 恒壓方式恒流/ 恒壓6Charge time 充電時間6HStandard charging 0.2C 280mA 標準充電 0
9、.2C(280mA)2.5H1C(280mA)第 4 頁共 17 頁深圳市鳳凰鋰能科技有限公司Tape:4LREV:1.0Date:2018-10-97Max Charge Current 最大充電電流1400mA9Max discharge current 最大放電電流Lasting 持續(xù): 1400mATransient peak 瞬間峰值: 2800mA10Working temperature 工作溫度charging 充電時045discharging 放 電時-206011Storage temperature 貯存溫度1 Month 一個月-2060Charge to 40%50
10、% of capacity when storage 貯存時應(yīng)充電至容量的 40%50%6 months 六個月-203012Storage humidity 貯存濕度Relative humidity65 20%RHrelative humidity 相對濕度13weight 重量約 32g14Self-discharging 自放電When the battery pack is without load, certain operational current is consumed since the cell protects the circuit, thus leading to
11、 the bringing down of pack voltage. For long storing time, please supplement the charging and note the“ seventh. Special notice ”Pack before shipping 出貸標準Charged with about 25-35% power and the voltage is 3.8-3.95 V being shipping.15Identify resistanceID 識別電阻68KTo ground16Cycle life 循環(huán)壽命300 times300
12、 循環(huán)次capacity 60 容量 60SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580If you need the battery protection parameters, please refer to PAGE 11.如需參考電池保護參數(shù),請參閱第 11 頁第 5 頁共 17 頁Tape:4LREV:1.0Date:2018-10-9產(chǎn)品常規(guī)性能和可靠性能深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTDTEL:( 0752)
13、3535208 FAX:( 0752)37615802 . 2 :Main components and parts主要零部件材料Materials材料model 型號規(guī)格quantity數(shù)量related technical parameters 相關(guān)技術(shù)參數(shù)manufactur er 廠商li-ion battery cell 鋰離子電池芯484461AR1PCSPlease refer to the battery cell specification 請參照電芯規(guī)格書/protection board 保護板XHY-FHLN-4L1PCS/2 . 3 :Regular performa
14、nce and unfailing performanceS/N 序號inspect ion item 檢驗項 目Standard 標準Testing Method 測試方法1high tempera ture propert y 高溫性 能discharge with 0.5C 5A not less than 100mins under 55 + 2 ,the appearance without distortion and crack.電池 在 552 ,用 0.5C5A放電時間不少于 102min, 電池外觀無變 形、無爆裂 .set the battery 2h in the en
15、vironment with 55 2 after Complete charge, then discharge with 0.5C 5A完全充電后置于 552,2h 用 0.5C5A 放電2Low tempera ture propert y 低溫性 能discharge with 0.2C 5A not less than 3h under -20 2 ,the appearance without distortion and crack.電池 在-20 2 ,用 0.2C5A放電時間不少于 3h, 電池外觀無變形、 無爆裂.set the battery 16-24h in the
16、environment with -20 2 after Complete charge, then discharge with 0.5C5A,then set the battery in 205 , 2h later observe the battery appearance完全充電后置于 -202,16-24h 用 0.2CA放電, 結(jié)束后將電池置于 205條件下擱置 2h, 觀察電 池外觀.第 6 頁共 17 頁discharge with 0.2C 5A not less than 3.5h under -10 2 ,the appearance without distorti
17、on and crack在-10 2,用 0.2C5A 放電時間不少于 3.5h, 電池外觀無變形、無爆 裂.set the battery 16-24h in the environment with -10 2 after Complete charge, then discharge with 0.5C5A,then set the battery in 205 , 2h later observe the battery appearance完全充電后置于 -102,16-24h 用 0.2C5A放電, 結(jié)束后將電池置于 205條件下擱置 2h, 觀察電 池外觀.3Capabil it
18、y of keeping electri city 荷電保 持能力Discharge not less than 4.25h 放電時間不少于 4.25hOpen circuit 28d under the environment with 205 after complete charge, then discharge with 0.2C 5A完全充電后 , 在 20 5條件下 , 將電開路擱置 28d,再 0.2C5A放電.4Constan t damp and hot propert y 恒定濕 熱性能Battery appearance should have no obvious d
19、eformation, rust, smoke or explosion, discharge time not less than 36min 電池外觀應(yīng)無明顯變 形、銹蝕、冒煙或爆炸, 放電時間不低于 36min.After complete charge, shelvethe battery inthe condition of 402 Relative humidity is 90% - 95% with constant temperature and humidity, 48h later, shelve it in 205 2h, then discharge with 1C 5
20、A 完全充電后 ,在402, 相對濕度為 90%-95%的恒 溫恒濕條件下擱置 48h后, 再取出放在 205條 件下擱置 2h 再以 1C5A放電 .5shake 振動Battery appearance should have no obvious deformation, rust, smoke or explosion, voltage not less than 3.6V 電池外觀應(yīng)無明顯變 形、冒煙或爆炸,電池 電壓不低于 3.6V.After fully charged with 0.38 mm amplitude, make 10Hz 30Hz resonant frequen
21、cy, batteries installed in vibration bench, set up X.Y.Z three direction from swept-frequency rate for 1oct/min, circular sweep frequency vibration 30min完全充電后 ,以 0.38mm振幅作諧振 10Hz55Hz的 頻率,將電池安裝在振動臺上 ,設(shè)置好 X.Y.Z 三個 方向上從掃頻速率為 1oct/min, 循還掃頻振動 30minSHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)353520
22、8 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9深圳市鳳凰鋰能科技有限公司第 7 頁共 17 頁6Free Drop Test 自由跌 落Battery appearance should have no leakage, no smoke or explosion, but allowed slight deformation 電池允許輕微變形,但 應(yīng)不漏液 , 不冒煙 , 不 爆炸。After crash test, the sample batteries are dropped on the 18-20mm hardwood of the
23、 concert floor from 1000mm height according to positive and negative 6 direction of X,Y,Z. Each direction should test one time.碰撞試驗結(jié)束后 , 將樣品電池從 1000mm高處自 由跌落于水泥地面上的 18-20mm厚的硬木板上 , 從 X,Y,Z 正負六個方向每個方向 1 次 .7Perform ance of overcha rge protect ion過充電 保護性 能Batteries should be no explosion, no fire, no
24、smoke or leakage 電池應(yīng)不爆炸 , 不起火 , 不冒煙或漏液 .After the battery is fully charged, the battery should be loaded 8h with constant current source. The constant current source sets to 2 times nominal voltage and current sets 2CA.電池完全充電結(jié)束后 , 用恒流恒壓源給電池加載 8h,恒流恒源設(shè)定為 2倍標稱電壓 ,電流設(shè)定為 2C5A8Perform ance of over-di sch
25、arge protect ion過放電 保護性 能Batteries should be no explosion, no fire, no smoke or leakage.電池應(yīng)不爆炸 , 不起火 , 不冒煙或漏液 .Under the conditions of an ambient temperature 205 ,the battery discharge in the conditions of 0.2C5A until voltage is termination. And then, battery discharge 24h with connecting a 30 load
26、 resistance.電池在環(huán)境溫度 205的條件下 , 以0.2C5A放電 至終止電壓后 , 外接 30負載電阻放電 24h.SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9深圳市鳳凰鋰能科技有限公司第 8 頁共 17 頁深圳市鳳凰鋰能科技有限公司Tape:4LREV:1.0Date:2018-10-99Perform ance of short-c ircuit protect ion 短路保 護性能Batteries shoul
27、d be no explosion, no fire, no smoke or leakage; batteries voltage is not less than N*3.6V after instantaneous charge.電池應(yīng)不爆炸 , 不起火 , 不冒煙或漏液 ; 瞬時充 電后電池電壓不低于 N*3.6V.After battery is fully charge, positive and negative electrode should be circuit 1h with 0.1 .And,batteryshould be charged 5Sinstantaneou
28、s with1C5A after positive andnegative electrode are cut off.電池完全充電后 ,將正負極用 0.1 電阻短路 1h, 將正負極斷開后 ,電池以 1C5A電流瞬時充電 5S.10Short-c ircuit Test 短路No fire, No explosion The outside temperature of battery is not higher 150.不起火 , 不爆炸 , 電池外 部溫度不高于 150 .Keep the connected electric couple battery in a fume hood
29、and make positive and negative short circuit(the total resistance should be less than 50m ). Tester should monitor temperature changes. If the temperature of battery drops to about 10 lower than the max temperature, test is finished.本項試驗將接有電熱偶的電池置于通風櫥中 , 短 路其正負極 ( 線路總電阻不大于 50m), 監(jiān)視溫度 變化, 當電池溫度下降到比峰值
30、低約 10時,試驗 結(jié)束.SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580第 9 頁共 17 頁Tape:4LREV:1.0Date:2018-10-9深圳市鳳凰鋰能科技有限公司11Cycle life 循環(huán)壽 命Charging life cycle is over 300 times 循環(huán)壽命不低于 300 次 容量大于 60%.After 300 cycle , Capacity 60%The battery used for testing of cycle life should
31、be charged with constant 0.5CA at constant temperature of 20 5.The battery is charged with constantvoltagetill 20mA when it is charged to the limited voltage. Then discharge it with constant 0.5C5A till the end voltage after stop charging for 0.5-1h, repeat the next cycle.It means the discharging ti
32、me less than 36min of two consecutive cycles while reachingitsend of the life.電池循環(huán)壽命試驗應(yīng)在 20 5, 以 0.5CA 充 電,當電池端電壓達到充電限制電壓時 , 改為恒壓 充電, 直到充電電流小于或等于 20mA,停止充電擱 置 0.5h-1h, 然后以 0.5C5A 電流放電至終止電壓 , 放電結(jié)束后 ,擱置 0.5-1h, 再進行下一個循環(huán) , 直 至連續(xù)兩次放電時間小于 36min. 則認為壽命終 止.12Storage 貯存Fully charge the ba ttery ,which is ne
33、w manufactured shorte r than 3 months, w ith 0.2C,then discha rge times less then 4 hours .電池貯存 3 個月, 經(jīng)完全 充電后 ,0.2C 5A, 放電時 間不小于 4h.The storage test of battery should be selected a battery which is less than 3 month from production date to the date of experiment. Before storage, battery capacity sho
34、uld be full charged 40%50% capacity, the ambient temperature is 20 5 and relative humidity is 45%-75%.After the storage expiration of battery, battery should be charged and discharged according to fully charged and discharged.進行貯存試驗的電池應(yīng)選自生產(chǎn)日期到試驗日期 不足 3 個月的電池 , 電池貯存前應(yīng)按完全充電的 40%50%的容量,在環(huán)境溫度 20 5, 相對濕度
35、 45%-75%的環(huán)境中貯存 , 貯存期滿后 , 電池按完全 充放電制進行充放電 .SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580第 10頁共 17 頁深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTDTEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-92 . 4:Contour Dimension of the Battery電池外形尺2.5 Label (
36、Not to scale )標貼3 . Specifications of Parts零部件規(guī)格第 11頁共 17 頁Tape:4LREV:1.0Date:2018-10-9般電氣與保護特征深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTDTEL:( 0752)3535208 FAX:( 0752)37615803 . 1: fender DW01-P ,8205A 保護板 DW01-P,8205A3 . 2:general electric and protection charactersModel of Protection IC :
37、DW01-P保護 IC 的型號: DW01-PItems 項目Specification規(guī)格Remarks 備注Over-charging Protection Voltage 過充電保護電壓4.28V0.05VOver-charging Return Voltage 過充回復(fù)電壓4.08V0.10VOver-discharge Protection Voltage 過放電保護電壓2.4V0.10VOver-discharge Return Voltage 過放回復(fù)電壓3.0V0.10VOver-current Protection 過電流保護2-5ADetection Delay Time
38、of Over-charging Protection 過充電保護偵測延時時間 200msDetection Delay Time ofOver-discharging Protection 過放電保護偵測延時時間120mSDetection Delay Time of Over-current Protection 過電流保護偵測延時時間20mSDetection Delay Time ofOutput short-circuit Protection 輸出短路保護偵測延時時間320US(Typical)Internal Resistance ofProper Functioning 正常工
39、作內(nèi)阻60m第 12頁共 17 頁深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTDTEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9Consume Current消耗電流6.0uA3 . 2 electric schematic diagram of battery電池電路原理圖:Top LayerLower layer第 13頁共 17 頁Tape:4LREV:1.0Date:2018-10-9深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN
40、TECHNOLOGY CO,.LTDTEL:( 0752)3535208 FAX:( 0752)37615804 . Specifications of the Cells電芯規(guī)格NO. 序號Items 項目Parameters 參數(shù)Tolerance 公差Term 條件Remark/ condition 備注/ 條件1Appearance 外觀No mechanical damage, leakage , sink ,drum and so on 無機械損傷、 漏液、下 陷、發(fā)鼓等現(xiàn)象/50cm distance under 40W daylight lamp 在 40W日光燈 下 50CM
41、處Visual 目視2Dimensions 尺寸Length 長61.0mm-0.5mmDigital caliper 數(shù)顯卡尺Width 寬44.0mm-0.3mmThickness 厚4.8mm+0.1mm3Voltage 電壓3.85-3.92V/萬用表4Capacity 容量1400mAH/0.2C5Internal resistance 內(nèi)阻60m/1KHz/6Consistency 同批一致性Appearance quality is the same 同批外觀質(zhì)量相同7Security 安全性Correspond to related safety performance 符合相
42、關(guān)安全性能5 保質(zhì)期電池的保質(zhì)期為出廠后一年。本公司承諾如果在一年中由于電池本身的質(zhì)量問題,本公司將負責進行調(diào)換,如果 是由于用戶誤用而產(chǎn)生的問題,不予調(diào)換。第 14頁共 17 頁深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTD TEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9Announcements 注意事項Danger 危險To prevent battery from weeping, fever, exploding ,please obey the
43、 rules as follows: 為了防止電池漏液、發(fā)熱、爆炸 , 請遵守以下防范事項:Do not immerse the battery into the water or the sea, Guard against Damp; 不要將電池浸入水或海水中 , 注意防潮。Do not approach the heat source, like fire or heater; 不要將電池接近熱源 , 如火或發(fā)熱器。Please use the appointed charger when charging;在充電時 , 請用指定的充電器。Do not transposition the
44、 +.- poles of the battery to charge; 不要反接電池的 + - 極進行充電。Do not direct-connected the battery to alternating current power supply, or autoignition of the vehicle;不要將電池直接連接在交流電源 , 或者車輛自動點火處。Do not discard the battery to the fire or hyperpyretic objects; 不要將電池棄置于火里或高熱的物體上。Do not use the conductor to lead
45、 the short circuit of the + -poles of the battery. Do not put the battery with metallic conductors to transport or store, like necklace, hairpin and so on;不要將電池的 + - 極用導(dǎo)體短路、不要把電池和金屬導(dǎo)體 , 如項鏈、發(fā)夾等一起運輸或存儲。Do not beat or throw the battery; 不要敲打或丟拋電池。Do not impale the battery with needle or some other sha
46、rp things, do not strike it with weight;不要用針或其它鋒利物刺穿電池 , 不要用重物擊打電池。As installed safety device in the battery, please do not resolve or change any other sections第 15頁共 17 頁深圳市鳳凰鋰能科技有限公司SHENZHEN PHENIX JLN TECHNOLOGY CO,.LTDTEL:( 0752)3535208 FAX:( 0752)3761580Tape:4LREV:1.0Date:2018-10-9of the batter
47、y to protect the inherent safety functions;電池內(nèi)有安全裝置 , 為了保證其固有的安全功能 , 請不要將電池分解開或改變?nèi)魏蔚牟糠軼arnings 警告Do not put the battery to the microwave oven or pressure tank; 不要將電池放入微波爐或壓力柜子里。Do not use the battery with some chemical batteries (like dry battery) or different capacities and brands battery together,
48、 if the battery emits the smell, heat , changes color, be out of shape or appears any other abnormal phenomenad uring the charging or stored procedures, please get out the battery from the device or charger and stop using;不要將電池與其它化學電池 (像干電池 )或不同容量、牌子的電池合用 ,若電發(fā)出氣味、發(fā)熱、變色、 變形或者在使用充電、存儲過程中 , 出現(xiàn)任何的不正常請立即
49、從裝置或充電器取出 , 停止使用。If can not recharge within the charging period, please not continue charging; 指定充電時間內(nèi)若不能再充電請不用繼續(xù)充電。Put the battery to where the kids can not touch, if the kids swallow the battery , pleaseseeing the doctor soon; 電池放于小孩不能觸摸的地方 , 若小孩咽下電池 , 請立即就醫(yī)。If the electrolyte of the battery into
50、the eyes, do not rub ,should wash the eyes first ,then see the doctor;若電池電解質(zhì)進入眼睛 ,切勿揉眼睛 ,先用清水沖洗眼睛后立即就醫(yī) 。Announcements 注意事項Do not put the battery under the high temperature places (like sunshine irradiation or car in the hot weather), or it will catch fire for the heat , reduce the performance and loss the life;不要將電池放于高溫處 (如陽光直射或熱天下汽車里 )否則,會過熱著
溫馨提示
- 1. 本站所有資源如無特殊說明,都需要本地電腦安裝OFFICE2007和PDF閱讀器。圖紙軟件為CAD,CAXA,PROE,UG,SolidWorks等.壓縮文件請下載最新的WinRAR軟件解壓。
- 2. 本站的文檔不包含任何第三方提供的附件圖紙等,如果需要附件,請聯(lián)系上傳者。文件的所有權(quán)益歸上傳用戶所有。
- 3. 本站RAR壓縮包中若帶圖紙,網(wǎng)頁內(nèi)容里面會有圖紙預(yù)覽,若沒有圖紙預(yù)覽就沒有圖紙。
- 4. 未經(jīng)權(quán)益所有人同意不得將文件中的內(nèi)容挪作商業(yè)或盈利用途。
- 5. 人人文庫網(wǎng)僅提供信息存儲空間,僅對用戶上傳內(nèi)容的表現(xiàn)方式做保護處理,對用戶上傳分享的文檔內(nèi)容本身不做任何修改或編輯,并不能對任何下載內(nèi)容負責。
- 6. 下載文件中如有侵權(quán)或不適當內(nèi)容,請與我們聯(lián)系,我們立即糾正。
- 7. 本站不保證下載資源的準確性、安全性和完整性, 同時也不承擔用戶因使用這些下載資源對自己和他人造成任何形式的傷害或損失。
最新文檔
- 【正版授權(quán)】 ISO/IEC 15045-3-1:2024 EN Information technology - Home Electronic System (HES) gateway - Part 3-1: Privacy,security,and safety - Introduction
- 手數(shù)控機床買賣合同書
- 能源領(lǐng)域合作開發(fā)協(xié)議書
- 數(shù)據(jù)處理與分析服務(wù)合同
- 游戲行業(yè)虛擬物品交易風險協(xié)議
- 個人與公司買賣協(xié)議
- 提前終止房屋租賃合同
- 電子商務(wù)入職合同
- 國慶文藝匯演活動方案
- 建設(shè)工程管井合同
- 酒店長包房租賃協(xié)議書范本
- 2025年幾內(nèi)亞水泥廠項目投資可行性報告
- 【道法】開學第一課 課件-2024-2025學年統(tǒng)編版道德與法治七年級下冊
- 口腔門診分診流程
- 2025年春新外研版(三起)英語三年級下冊課件 Unit2第1課時Startup
- 2025年上半年天津市寧河區(qū)事業(yè)單位招聘12人重點基礎(chǔ)提升(共500題)附帶答案詳解-1
- 心肺復(fù)蘇課件
- 2024-2030年“一帶一路”背景下中國鐵塊礦產(chǎn)業(yè)未來發(fā)展趨勢及投資策略分析報告
- 中華民族共同體概論專家講座第一講中華民族共同體基礎(chǔ)理論
- 鋼包熱修工安全技術(shù)操作規(guī)程(3篇)
- 2024年云南省公務(wù)員錄用考試《行測》真題卷及答案解析
評論
0/150
提交評論