mercury-free
基本解释
- 无汞
英汉例句
- The compo-sition and technology of the paper liner contained indiumsubstituting for mercury are described.
无汞含铟浆层纸可用于无汞高功率电池。 - 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.
针对重铬酸钾法测定铁含量中汞和铬的有害影响，介绍了一种无汞无铬测定法。