问题详情

下图所示结构的弯矩图形状应为(     )


<img src、"http://sichuan.ouchn.cn/pluginfile.php/61593/question/answer/267920/2/246692/1-02-A.jpg" alt="" width="136" height="126">

<img src、"http://sichuan.ouchn.cn/pluginfile.php/61593/question/answer/267920/2/246693/1-02-B.jpg" alt="" width="136" height="126">

<img src、"http://sichuan.ouchn.cn/pluginfile.php/61593/question/answer/267920/2/246694/1-02-C.jpg" alt="" width="136" height="126">

<img src、"http://sichuan.ouchn.cn/pluginfile.php/61593/question/answer/267920/2/246695/1-02-D.jpg" alt="" width="136" height="126">

时间:2021-07-17 19:03 关键词:

答案解析

<img src="http://sichuan.ouchn.cn/pluginfile.php/61593/question/answer/267920/2/246692/1-02-A.jpg" alt="" width="136" height="126">