常見例句雙語例句It describes the test and operation of zinc sulfate solution purification by antimony trioxide instead of arsenate.介紹硫酸鋅溶液由砷鹽凈化改為銻鹽凈化的試驗(yàn)及生產(chǎn)實(shí)踐情況。 返回 zinc arsenate