单选题:施工现场照明用电,比较潮湿的场所的照明,电源电压不得大于( )V。 题目分类:建筑工程管理与实务 题目类型:单选题 查看权限:VIP 题目内容: 施工现场照明用电,比较潮湿的场所的照明,电源电压不得大于( )V。 A.12 B.24 C.36 D.220 参考答案: 答案解析:
The student is afraid to answer the teacher's question. The student is afraid to answer the teacher's question.A.hope B.use C.help D.rep 分类:建筑工程管理与实务 题型:单选题 查看答案
It is impossible to complete the task in a day. It is impossible to complete the task in a day.A.probable B.usual C.unlikely D.h 分类:建筑工程管理与实务 题型:单选题 查看答案
The committee was asked to render a report on the housing s The committee was asked to render a report on the housing situation.A.copy B.fu 分类:建筑工程管理与实务 题型:单选题 查看答案
He said some harsh words about his brother. He said some harsh words about his brother.A.unkind B.proper C.normal D.unclear 分类:建筑工程管理与实务 题型:单选题 查看答案
冬期施工混凝土搅拌时,当仅加热拌合水不能满足热工计算要求时,可直接加热的混凝土原材料是( )。 冬期施工混凝土搅拌时,当仅加热拌合水不能满足热工计算要求时,可直接加热的混凝土原材料是( )。A.水泥 B.外加剂 C.矿物掺合料 D.热骨料 分类:建筑工程管理与实务 题型:单选题 查看答案