矩形截面单筋梁复核中,当计算的受压区高度时,说明受拉钢筋配置过少。( )
举一反三
- 矩形截面单筋梁复核中,当计算的受压区高度[img=196x86]17d624c4e5009da.png[/img]时,说明受拉钢筋配置过少。( )
- 在双筋矩形截面受弯构件的正截面承载力计算中,若受压区高度<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/7c851aaa8ba249fe801ccc6b152d28a8.png" />,说明( )。 A: 受拉钢筋配置不足 B: 受压钢筋不会屈服 C: 受压钢筋配置不足 D: 受拉钢筋已经屈服
- 矩形截面不对称配筋小偏拉构件() A: 没有受压区,<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/7a6b150804ba430a9bca9069b1fe409f.png">受拉屈服 B: 没有受压区,<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/c9c281a74fb0437fb263c9ba13dd7806.png">不屈服 C: 有受压区,<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/6f31ec0f132d4f21baa3f068766462ee.png">受压屈服 D: 有受压区,<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/d67c4500128842ba9f36dbdf5ddf8b9c.png">不屈服
- 已知<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/3b751d3b25514bec876427af5c1e59c1.png" />的z变换<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/6cd80d63c25f40f3930413d470be6bf3.png" />,<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/44a7b63737404bcfab64da5ae36635f0.png" />的收敛域为( )时是因果序列。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/5ef40bb06be14e9099b67ab2070ee216.png" /> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/293e604c21c54aff8f2f0bb128871ad7.png" /> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/f8db782ebecd4e808769625106929a3f.png" /> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/67575d32d53542f9926a431d42780f0f.png" />
- 偏心受压构件计算中,通过哪个因素来考虑二阶偏心矩的影响( )。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/644d7258ea6b4667af5e583bc17ef89e.png" /> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/2a0b0bdd8f4641fc8e0e811f749223e2.png" /> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/5faa01da09ba40ffbf09b6e3c8a587db.png" /> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202107/be2081fe40ce490c975864d1cb9b2cb4.png" />