平屋顶坡度形成的方式有____和 ____两种。(5.0)
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楼梯底层中间平台下部做通道时,力求下面的空间净高不小于____m 。(2.5)
涂刷冷底子油的作用是防止卷材鼓泡。(3.0)
A. 对
B. 错
在楼梯组成中起到供行人间歇和转向作用的是楼层平台。(3.0)
A. 对
B. 错
Directions: You are going to read a passage with 10 statements attached to it. Each statement contains information given in one of the paragraphs. Identify the paragraph from which the information is derived. You may choose a paragraph more than once. Each paragraph is marked with a letter.Value of a college education