下列循环语句序列执行完成后，i的值是 （ ）A: 不确定
B: 11
C: 2
D: 10
举一反三
- 体系由状态1可逆变化到状态2，该过程㶲变化等于（ ） A: <img src="https://image.zhihuishu.com/zhs/app/uploadimage/202104/bf6b0fd8a6a24fad84e9128458090317.jpg" data-latex="{T}_{0}S"/> B: <img src="https://image.zhihuishu.com/zhs/app/uploadimage/202104/aca1b1725b4d4e6782ec78883d62b955.jpg" data-latex="{W}_{id}"/> C: <img src="https://image.zhihuishu.com/zhs/app/uploadimage/202104/3cd40c29d95c47c3a33b2e1b040ea270.jpg" data-latex="{-W}_{id}"/> D: <img src="https://image.zhihuishu.com/zhs/app/uploadimage/202104/3b7917b286704569ba9b7f5320c1467b.jpg" data-latex="{W}_{L}"/>
- 下列方程为伯努利方程的是（ ）。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/0622f56257874ab19e680d587fd8a4fc.png"> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/5ce3fc785b724e3da7d07b8d6a0ecaf3.png"> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/ab3de1c35e9e419fa301a33bddd5ee0c.png">+<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/2c226f2daecf40448b08c3b26a4db60e.png"> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/88be95dd74814341a1894f32f073b9ec.png"><img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/00fbcbc7c3574f94934fa3adc8843ccf.png">
- 下列碱基序列属于回文结构的是（ ） A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/9de79eb5d6774feaa8296d4f025d3fb3.png"/> B: <img src="https://image.zhihuishu.com/zhs/teacherExam_h5/COMMONUEDITOR/202108/116d76bd4019421c80a7d641f6f0af8f.png" /> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/18d06806c2d9407f9924a83cd0146e15.png"/>
- 17da70338ed4660.png下列循环语句序列执行完成后，i的值是（ ） A: 不确定 B: 11 C: 2 D: 10
- 开环系统频率特性<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/d87c0f560f1542028a3602b52456fae0.png" />，当<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/c0f50539680f40a784c2a0d803f0f5d7.png" />时，其频率特性相角<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/ff41a81bec7c421c8178de199c438e05.png" />（ ）。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/589b5e2ab46b459882a2824ff9567c36.png" /> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/370b677492de485ca61114324b5d00fe.png" /> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/95723a2a938f4944a98b18d89f607986.png" /> D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202108/c08161009369424f9a3510d7c77d9943.png" />