職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件

第四章生產(chǎn)性粉塵和職業(yè)性肺部瘓患第四章1第一節(jié)、概述、生產(chǎn)性粉塵(一)概念在生產(chǎn)過程中形成的并能較長時問漂浮在空氣中的固體微粒(二)來源礦山開采:鑿巖、爆破、破碎、運輸?shù)纫苯鸷蜋C(jī)械制造:備料、粉碎、篩分、配料等皮毛、紡織工業(yè)第一節(jié)、概述2三)分類:1無機(jī)粉塵(inorganicdust):礦物性粉塵:石莢、石棉、滑石、煤塵、稀土等金屬性粉塵ε鋁、鉛、錳、鋅、鐵等及其化合物人工無機(jī)塵:水泥、玻璃纖維、金剛砂等2有機(jī)粉塵(organicdust):動物性粉塵:皮毛、絲、骨、角質(zhì)粉塵等植物性粉塵:棉、麻、谷物、甘蔗、煙草、木塵等人工有機(jī)塵:合成樹脂、合成纖維、橡膠等3混合性粉塵(miⅸeddust):(多見)煤矽塵、電焊煙塵等三)分類:3(四)特性及意義:1.化學(xué)組成:決定危害的性質(zhì)2粉塵濃度和接塵時間:與危害程度呈正相關(guān)3.分散度:與阻留部位、阻留率有關(guān)指粉塵顆粒的大小,以粉塵粒徑大小或質(zhì)量組成百分比來表示分散度↑一比表面積↑→生物活性個→危害↑懸浮時間↑→吸入↑(四)特性及意義:4不同直徑的粉塵粒子在呼吸道中的阻留>15μm-非吸入性粉塵<15μm-可吸入性粉塵10~15μm上呼吸道支氣呼吸性粉塵5m意不同直徑的粉塵粒子在呼吸道中的阻留5職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件6職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件7職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件8職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件9職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件10職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件11職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件12職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件13職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件14職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件15職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件16職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件17職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件18職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件19職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件20職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件21職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件22職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件23職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件24職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件25職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件26職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件27職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件28職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件29職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件30職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件31職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件32職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件33職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件34職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件35職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件36職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件37職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件38職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件39職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件40職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件41職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件42職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件43職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件44職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件45職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件46職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件47職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件48職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件49職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件50職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件51職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件52職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件53職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件54職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件55職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件56職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件57職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件58職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件59職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件60職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件61職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件62職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件63職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件64職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件65職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件66職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件67職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件68職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件69職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件70職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件71職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件72職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件73職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件74職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件75職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件76職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件77職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件78職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件79職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件80職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件81職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件82職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件83職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件84職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件85職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件86職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件87職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件88職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件89職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件90職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件91第四章生產(chǎn)性粉塵和職業(yè)性肺部瘓患第四章92第一節(jié)、概述、生產(chǎn)性粉塵(一)概念在生產(chǎn)過程中形成的并能較長時問漂浮在空氣中的固體微粒(二)來源礦山開采:鑿巖、爆破、破碎、運輸?shù)纫苯鸷蜋C(jī)械制造:備料、粉碎、篩分、配料等皮毛、紡織工業(yè)第一節(jié)、概述93三)分類:1無機(jī)粉塵(inorganicdust):礦物性粉塵:石莢、石棉、滑石、煤塵、稀土等金屬性粉塵ε鋁、鉛、錳、鋅、鐵等及其化合物人工無機(jī)塵:水泥、玻璃纖維、金剛砂等2有機(jī)粉塵(organicdust):動物性粉塵:皮毛、絲、骨、角質(zhì)粉塵等植物性粉塵:棉、麻、谷物、甘蔗、煙草、木塵等人工有機(jī)塵:合成樹脂、合成纖維、橡膠等3混合性粉塵(miⅸeddust):(多見)煤矽塵、電焊煙塵等三)分類:94(四)特性及意義:1.化學(xué)組成:決定危害的性質(zhì)2粉塵濃度和接塵時間:與危害程度呈正相關(guān)3.分散度:與阻留部位、阻留率有關(guān)指粉塵顆粒的大小,以粉塵粒徑大小或質(zhì)量組成百分比來表示分散度↑一比表面積↑→生物活性個→危害↑懸浮時間↑→吸入↑(四)特性及意義:95不同直徑的粉塵粒子在呼吸道中的阻留>15μm-非吸入性粉塵<15μm-可吸入性粉塵10~15μm上呼吸道支氣呼吸性粉塵5m意不同直徑的粉塵粒子在呼吸道中的阻留96職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件97職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件98職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件99職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件100職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件101職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件102職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件103職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件104職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件105職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件106職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件107職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件108職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件109職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件110職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件111職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件112職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件113職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件114職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件115職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件116職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件117職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件118職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件119職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件120職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件121職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件122職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件123職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件124職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件125職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件126職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件127職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件128職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件129職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件130職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件131職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件132職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件133職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件134職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件135職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件136職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件137職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件138職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件139職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件140職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件141職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件142職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件143職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件144職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件145職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件146職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件147職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件148職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件149職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件150職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件151職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件152職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件153職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件154職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件155職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件156職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件157職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件158職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件159職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件160職業(yè)衛(wèi)生與職業(yè)醫(yī)學(xué)-生產(chǎn)性粉塵與職業(yè)性肺部疾病課件161職業(yè)衛(wèi)生與職業(yè)醫(yī)