常見例句雙語(yǔ)例句This study firstly surveyed the effect of lead on neural system, renal tissue and haemal tissue;本研究首先調(diào)查鉛接觸對(duì)職業(yè)人群神經(jīng)行爲(wèi)、腎功能和血液卟啉代謝的影響； 返回 haemal system