题目内容

Model 1: It appeared that the technique was successful.The technique appeared to be successful.It appears that the wheels are going backwards when a car is speeding.

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It appears that everyone is talking about Google Earth these days.

It appeared that no one had noticed his sadness.

在梁的斜截面抗剪承载力计算时,必须对梁的截面尺寸加以限制(不能过小),其目的是为了防止发生( )。

A. 斜拉破坏
B. 剪压破坏
C. 斜压破坏
D. 斜截面弯曲破坏

钢筋混凝土斜截面抗剪承载力计算公式是建立在( )基础上的。

A. 斜压破坏
B. 斜拉破坏
C. 剪压破坏
D. 超筋破坏