【单选题】【消耗次数:1】
建筑塑料具有的优缺点中,( A )提法是欠妥的。
质量轻、刚性好
质量轻、刚性差
比强度高、刚性差
绝热性好、耐热性差
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相关题目
【单选题】 建筑塑料具有的优缺点中,( A )提法是欠妥的。
①  质量轻、刚性好
②  质量轻、刚性差
③  比强度高、刚性差
④  绝热性好、耐热性差
【单选题】 双立柱结构刚性大、热对称性好、稳定性高。该说法( )
①  正确
②  错误
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①  正确
②  错误
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①  正确
②  错误
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【单选题】 是细菌的特殊结构,但是耐热性极强,其存在与否是衡量灭菌彻底与否的标志,此结构的名称是()。
①  鞭毛
②  普通菌毛
③  性菌毛
④  芽孢
⑤  荚膜
【单选题】 一刚性基础,墙宽240㎜,基础高600㎜,刚性角控制在1:1.5,则该基础宽度为( )。
①  1800㎜
②  800㎜
③  600㎜
④  1040㎜
【判断题】 刚性防水采用主要是砂浆和混凝土类的刚性材料。 ()
①  正确
②  错误
【单选题】 桥梁结构水泥混凝土刚性扩大基础刚性角通常取值()。
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①  is playing
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