玻璃电极上有油污时,可用无水乙醇、铬酸洗液或浓H2SO4浸泡、洗涤。 发布时间:2020-11-17 22:46 │ 来源:www.tikuol.com 题型:判断题 问题: 玻璃电极上有油污时,可用无水乙醇、铬酸洗液或浓H2SO4浸泡、洗涤。
题型:判断题 Once telling him the truth, _____.A.he will be nervous all the timeB.you will find him nervous all the timeC.he will find himself nervous all the time D.everyone will find him nervous all the time 查看答案