单项选择题
引起水泥体积安定性不良的主要原因是熟料中含有过量的()。A.游离氯化钙B.游离氧化铝C.游离氧化镁D.三氧化二...
多项选择题引起水泥体积安定性不良的主要原因是熟料中含有过量的()。
A.游离氯化钙B.游离氧化铝C.游离氧化镁D.三氧化二铝E.三氧化硫
听力原文:M: Didn't I tell you? I retired on Friday.W: Reall...
单项选择题听力原文:M: Didn't I tell you? I retired on Friday.W: Really! I didn't think you'd be retiring for another five years or so.M: Well. I'll be seventy then, you know.W: Well. I never! I thought you were still in your fifties.How old is the man now?A.In his fifties.B.In his sixties.C.Seventy.D.Seventy-five.
根据《房屋建筑与装饰工程工程量计算规范》,在楼地面装饰工程中,应按零星装饰项目列项的是( )。A.碎拼石材零星...
未知题型根据《房屋建筑与装饰工程工程量计算规范》,在楼地面装饰工程中,应按零星装饰项目列项的是( )。