涂膜防水层的平均厚度应符合设计要求，最小厚度不应小于设计厚度的( )倍。

按照规范要求，不同材料基体交接处表面的抹灰，应采取防止开裂的加强措施，当采用加强网时，加强网与各基体的搭接宽度...

单项选择题按照规范要求，不同材料基体交接处表面的抹灰，应采取防止开裂的加强措施，当采用加强网时，加强网与各基体的搭接宽度不应小于( )mm。

Throughout history, more than a few famous people were ...

单项选择题Throughout history, more than a few famous people were vegetarians. For example, Pythagoras, the famous Greek mathematician who lived in the fifth century B. C., kept to a wimple diet of bread, honey, and vegetables. Plato and Aristotle were also vegetarians, The poet Percy Bysshe Shelley became a convert to vegetarianism at twenty-one and later wrote a pamphlet in its defense. And Count Tolstoi, the Russian author famous for War and Peace, not only ate no animals; he would eat no eggs. 
A、Most authors have been vegetarians.
B、Some vegetarians eat eggs.
C、Most vegetarians are men.

当钢筋混凝土柱截面较小，配筋又很密集时，宜采用( )。A.插入式振捣器B.表面振捣器C.附着式振捣器D.振动...

单项选择题当钢筋混凝土柱截面较小，配筋又很密集时，宜采用( )。