常見(jiàn)例句The compo-sition and technology of the paper liner contained indiumsubstituting for mercury are described.無(wú)汞含銦漿層紙可用于無(wú)汞高功率電池。In view of the detrimental effect of mercury and chromium in determination of iron by means of dichromate titration, a new method was proposed containing no mercury and chromium.針對(duì)重鉻酸鉀法測(cè)定鐵含量中汞和鉻的有害影響，介紹了一種無(wú)汞無(wú)鉻測(cè)定法。 返回 mercury-free