安装维护工风险预控措施() A.对风水管路进行加压试验 B.清水冲洗管路 C.装运管 发布时间:2018-05-16 12:08 │ 来源:www.tikuol.com 题型:多项选择题 问题: 安装维护工风险预控措施()A.对风水管路进行加压试验B.清水冲洗管路C.装运管路必须用棕绳绑牢背紧,过弯道、岔口、风门运输伤人专人站岗,提前喊号D.严禁超长超宽装运
题型:多项选择题 Which of the following underlined parts is different in pronunciation from others?A.Tom’s dream is to work in a hospital.B.There must be a reason for his success.C.Go ahead! Take what you want. D.The sand on the beach is very hot. 查看答案