红圈处的和弦我们应当（ ）
A: 尽量慢一点
B: 尽量宽一点
C: 尽量快一点
D: 尽量窄一点
A: 尽量慢一点
B: 尽量宽一点
C: 尽量快一点
D: 尽量窄一点
举一反三
- 红圈处的和弦我们应当（ ）[img=204x79]17d622fd35de2fc.png[/img] A: 尽量慢一点 B: 尽量宽一点 C: 尽量快一点 D: 尽量窄一点
- 扭转问题的薄膜比拟中，薄膜上任意一点沿为x、y方向的斜率为（ ）。 A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/86c9b570c0234f16a6bee369b49d45c5.png" /> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/0561bbf3b4334d99a6de2a19b63b865d.png" />； C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/a70ddeb080ac4bc8b0a2645f094c8b47.png" />； D: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/c1507ccb6e0a4043b92e199cee867293.png" />；
- 下列结论错误的是（） A: 如果函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处连续，则<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处可导 B: 如果函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处不连续，则<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处不可导 C: 如果函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处可导，则<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处连续 D: 如果函数<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处不可导，则<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/18a10ebd75f54d9ba2de6c77fb99c56d.png">在点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202009/3e7d8d0d9aba463faf8ba22335557789.png">处也可能连续
- Z7-02-07一均匀静电场，电场强度<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/fcad4db83c47436faaab0bbfb23f3c54.png" >,则点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/b71780376f344c85a02d5618a5d85738.png" >和点<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/a8a709b5f0834a02bd8eb81e936a6853.png" >之间的电势差<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/7c97c84370504f52a1ffff50d2d6a8d3.png" >。(<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202008/47c9ae0fb2dd45b985cf186aef82bb57.png" >以米计)()
- 铝合金拉伸实验的MOOC中，需要测试性能指标（ ） A: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/418dff8a904f4789899ce32e4cd03b74.png" />、<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/411578dcfdda41a3bc8821b9bfb1d916.png" />、<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/806ea04e59cd436faec9f7992d126ee5.png" />与<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/61011c7d884349459d41d9f3670d7d0e.png" /> B: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/57ab5cc8b9dd4fb0961726058a6e9c52.png" />、<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/806ea04e59cd436faec9f7992d126ee5.png" />与<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/61011c7d884349459d41d9f3670d7d0e.png" /> C: <img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/32ff0f454bde4334ae385089a853b9ac.png" />、<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/ab0315aab0fa4918a53714026df50fa3.png" />、<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/806ea04e59cd436faec9f7992d126ee5.png" />与<img src="https://image.zhihuishu.com/zhs/doctrans/docx2html/202011/61011c7d884349459d41d9f3670d7d0e.png" />