lead nitrates造句
例句与造句
- chemical reagent . lead nitrate
化学试剂.硝酸铅 - h silica-coated middle chrome yellow is prepared by the precipiation of chromate salt with lead nitrate solutions with special surface treatment of silica, aluminum and other additives
中铬黄是由铬酸盐和硝酸铅相互沉淀，再经过硅、铝等助剂特殊处理所得的耐热性特佳的中黄色粉末。 - It's difficult to find lead nitrates in a sentence. 用lead nitrates造句挺难的