选择题:冻结法进行井筒施工中,制冷系统采用的冷媒剂是 题目分类:河南理工大学-采矿工程-井巷工程 题目类型:选择题 查看权限:VIP 题目内容: 冻结法进行井筒施工中,制冷系统采用的冷媒剂是 A 氨B 冷却水C 盐水D 氮气 参考答案:
ERP是一个集()为一体的综合应用管理体系。 ERP是一个集()为一体的综合应用管理体系。A 组织模型B 企业规范C 信息技术D 实施方法 分类:河南理工大学-采矿工程-井巷工程 题型:选择题 查看答案
As he ________ the conclusion, he lost the good ch As he ________ the conclusion, he lost the good chance to earn more money.A came 分类:河南理工大学-采矿工程-井巷工程 题型:选择题 查看答案
He tried to _______ relations with his former wife He tried to _______ relations with his former wife but he failed.A measureB main 分类:河南理工大学-采矿工程-井巷工程 题型:选择题 查看答案