【单选题】通风管道的材料最常用的是薄钢板,如普通薄钢板和镀锌薄钢板,钢板厚度一般为( )。
【简答题】砼自防水是具有防水性能的钢筋砼作为地下室的围护结构,使围护、承重、防水的作用三者合一。防水砼墙和板不能过薄,一般墙的厚度应为()mm以上,板的厚度应在()mm 以上。
【单选题】Boston Magazine had listed him as one of that city's top ten most intriguing people. What does it mean?
【简答题】所谓薄板一般是指厚度不大于2毫米的钢板,薄板焊接的主要困难是容易烧穿(),较大及焊缝成型不良等缺陷。
【单选题】How tall is your sister? -- _________
D.
She is as tall as I am.
【单选题】She is ______ tall as you are.
【单选题】传动轴多为空心,用厚薄均匀的钢板卷焊而成。那么钢板的厚度一般是:
【多选题】关于钢结构用钢说法正确的是( )。
A.
冷弯薄壁型钢通常采用2~5mm厚度的薄钢板经冷弯和模压而成
【单选题】---____________ is she? --- She is 1.65 meters tall.
【单选题】She's 1.2 metres tall. I'm 1.6 metres tall. She's ____ than me. [ ]