Little indium contained mercury free paper liner could be applied to the mercury free battery with natural MnO 2.

用铟量较少的无汞含铟浆层纸可用于含天然二氧化锰的无汞电池。

youdao

Little indium contained mercury free paper liner could be applied to the mercury free battery with natural MnO 2.

用铟量较少的无汞含铟浆层纸可用于含天然二氧化锰的无汞电池。

youdao