常見例句Testing of leather; determination of the chromous oxide content 皮革的檢驗(yàn)。氧化鉻含量的測定chromous acetate 乙酸亞鉻chromous bromide 溴化亞鉻chromous hydroxide 氫氧化亞鉻chromous acid 亞鉻酸 返回 chromous