大氣壓標(biāo)準(zhǔn)換算

1、第四節(jié)法定計量單位（壓力單位）今后用Pa,kPa代替習(xí)用的mmHg和mmH2O，其換算如下兩表。MmHg和kPa換算表mmHgkPammHgkPammHgkPammHgkPa10.133253.33496.53739.7320.267263.47506.67749.8630.400273.60516.807510.0040.533283.73526.937610.150.667293.87537.077710.260.800304.00547.207810.470.933314.13557.337910.581.07324.27567.478010.791.20334.40577.608110

2、.8101.33344.53587.738210.9111.47354.67597.868311.1121.60364.80608.008411.2131.73374.93618.138511.3141.87385.07628.268611.5152.00395.20638.408711.6162.13405.33648.538811.7172.27415.47658.668911.9182.40425.60668.809012.0192.53435.73678.939112.1202.67445.87689.069212.3212.80456.00699.209312.4222.93466.

3、13709.339412.5233.07476.27719.469512.7243.20486.40729.609612.89712.913518.018424.525834.39813.113618.118624.826034.79913.213718.318825.126234.910013.313818.419025.326435.210113.513918.519225.626635.510213.614018.719425.926835.710313.714118.819626.127036.010413.914219.019826.427236.310514.014319.1200

4、26.727436.510614.114419.220226.927636.810714.314519.320427.227837.110814.414619.520627.528037.310914.514719.620827.728237.611014.714819.721028.028437.911114.814919.921228.328638.111214.915020.021428.528838.411315.115120.121628.82903811415.215220.321829.129211515.315320.422029.329439.111615.515420.52

5、2229.629639.511715.615520.722429.929839.711815.715620.822630.130040.011915.915721.022830.430240.312016.015821.123030.730440.612116.115921.223230.930640.812216.316021.323431.230841.112316.416221.623631.531041.312416.516421.923831.731241.512516.716622.124032.031441.912616.816822.424232.331642.112717.0

6、17022.724432.531842.412817.117222.924632.832042.712917.217423.224833.132242.913017.317623.525033.332443.213117.517823.725233.632643.513217.618024.025433.932843.713317.718224.325634.133044.013417.91mmHg=133.322 Pa=0.133322kPa 1Pa=0.0075mmHg 1kPa=0.75mmHgmmH2O與Pa,cmH2O與kPa換算表mmH2OPammH2OPammH2OPammH2O

7、Pa19.807549.04988.2613127.71219.61658.841098.0714139.30329.42768.6411107.8815147.11439.23878.4612117.6816156.91mmH2OPammH2OPammH2OPacmH2OkPa17166.7245441.3273715.91100.98118176.5346451.1274725.72111.0819186.3347460.9375735.51121.1820196.1448470.7476745.33131.2721205.9549480.5477755.14141.3722215.755

8、0490.3578764.95151.4723225.5651500.1679774.75161.5924235.3752509.9680784.56171.6725245.7153517.7781794.36181.7626254.9854529.5882804.16191.8627264.7955539.3883813.97201.9628274.6056549.1884823.75222.1629284.4057558.0085833.58242.3530294.2158568.7186843.39262.5531304.0259578.6087853.20282.7432313.826

9、0588.4188863.00302.9433323.6361598.2389872.81323.1434333.4462608.0390882.62343.3335343.2563617.8491890.42363.5336353.0564627.6592902.23383.7337362.8665637.4693912.04403.9238372.6766647.2694921.84424.1239382.4767657.1095931.65444.3140392.2868666.8896941.46464.5141402.0969676.6897951.26484.7142411.897

10、0686.4998961.07504.9043421.7071696.3099970.8844731.5172706.10100980.671mmH2O=9.80685Pa 1cmH2O=0.098kPa 1Pa=0.10197mmH2O 1kPa=10.197cmH2O（五）與醫(yī)學(xué)有關(guān)的非許用單位與醫(yī)學(xué)有關(guān)的非許用單位單位符號單位名稱物理量名稱與SI換算關(guān)系mmHg毫米汞柱流體壓力1mmHg=133.322PammH2O毫米汞柱流體壓力1mmH2O=9.80665Pabar巴 bar流體壓力1bar=0.1MPa=105Patorr托，乇 torr壓力，壓強1Torr=133.322Pa1b

11、f/in2磅力每平方英寸壓力，壓強1bf/in2=6894.76Paatm標(biāo)準(zhǔn)大氣壓壓力，壓強1atm=101.325kPaat工程大氣壓壓力，壓強1at=98.0665kPa1bf磅力力，重力1bf=9.80665×0.4536=4.448Nkgf千克力力，重力1kgf=9.80665Ndyn達(dá)因 dyne力，重力1dyn=10-5N=10Ncalth熱化學(xué)卡熱1calth4.5P=4.184Jcal1T國際蒸汽表卡熱1cal1T4.5p=4.1868Jerg爾格 erg功，能，熱1erg=10-7J=0.1Jhp馬力 horse power功率1hp=735.5WM克分子濃度mo

12、lar物質(zhì)的量濃度1M=1mol/L=103mol/m3N當(dāng)量濃度normal物質(zhì)的量濃度1N=(1mol/L)×離子價數(shù)1b·mol/g磅摩爾每克物質(zhì)的量1b·mol/g=453.59mol1b磅pound物質(zhì)的量1b=0.4536kg伽馬gamma物質(zhì)的量1=1g=10-9kg斤市斤物質(zhì)的量1市斤=500g兩市兩物質(zhì)的量1市兩=50g錢市錢物質(zhì)的量1市錢=5g分市分物質(zhì)的量1市分=0.5g錢錢(16進(jìn)位制)物質(zhì)的量1錢=3.125gOe奧斯特 oersted磁場強度1Oe=(1000/4)A/m=79.5775A/mlenz楞次 lenz磁場強度1lenz=1A/m伽馬gamma磁感應(yīng)強度1=10-9TMx麥克斯韋maxwell磁通量1Mx=10-8WbGs高斯Gauss磁通量密度1Gs=10-4Tnit尼特nit光亮度1nit=1cd/m2sb熙提stilb光亮度1sb=104cd/m2ph輻透phot光照度1ph=104lx屈光度dioptre焦度1=1m-1 姆歐電導(dǎo)1 =1SLambda體積1=10-9m3=1lin英寸inch長度lin=2.54cm埃Angstrom長度1?0.1nm =10-10mCi居里Curie放射性活度1