A、只适用于层流
B、只适用于紊流
C、既适用于层流，也适用于紊流
D、既不适用于层流，也不适用于紊流
更多“ 关于公式<img src="https://nimg.ppkao.com/2018-08/lina/2018082211145564535.jpg?sign=77011109deaac8fea66d4c3b71f41af1&t=62d1a883" />，下列说法正确的是（）。”相关的问题
A、A.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121110262823375.jpg" />
B.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121110263198506.jpg" />
C.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121110263591034.jpg" />
D.<img src="https://img.ppkao.com/2017-12/zhangyijie/2017121110263838336.jpg" />
A、A.<img src="https://img.ppkao.com/2017-08/zhangyijie/2017082710372416973.jpg" />
B.<img src="https://img.ppkao.com/2017-08/zhangyijie/2017082710372960187.jpg" />
C.<img src="https://img.ppkao.com/2017-08/zhangyijie/201708271037339403.jpg" />
D.<img src="https://img.ppkao.com/2017-08/zhangyijie/201708271037387388.jpg" />
A、在牛顿-柯特斯求积公式：<img src="https://img.ppkao.com/2019-05/wanxiaokui/2019051614474078173.jpg" />中，当系数<img src="https://img.ppkao.com/2019-05/wanxiaokui/2019051614472994714.jpg" />是负值时，公式的稳定性不能保证，所以实际应用中，当（）时的牛顿-柯特斯求积公式不使用。
A、A.αK=<img src="https://img.ppkao.com/2018-07/yiyu/2018072215152964877.jpg" />
B.αK=1.645<img src="https://img.ppkao.com/2018-07/yiyu/2018072215153571775.jpg" />
C.αK=<img src="https://img.ppkao.com/2018-07/yiyu/2018072215154343559.jpg" />
D.αK=1.645<img src="https://img.ppkao.com/2018-07/yiyu/201807221515484742.jpg" />
A、A.<img src="https://img.ppkao.com/2018-07/yiyu/2018070608452833631.jpg" />
B.<img src="https://img.ppkao.com/2018-07/yiyu/2018070608454035736.jpg" />
C.<img src="https://img.ppkao.com/2018-07/yiyu/2018070608454675930.jpg" />
D.<img src="https://img.ppkao.com/2018-07/yiyu/201807060845573068.jpg" />
A、A.S＝P+Q
B.<img src="https://img.ppkao.com/2018-08/lina/2018083117500491800.jpg"/>
C.<img src="https://img.ppkao.com/2018-08/lina/2018083117500988874.jpg"/>
A、A.<img height="31" src="https://img.ppkao.com/2018-08/longzhengxuan/2018082011084972801.jpg" width="43" />
B.<img height="42" src="https://img.ppkao.com/2018-08/longzhengxuan/2018082011085498333.jpg" style="width: 49px; height: 33px;" width="45" />
C.<img height="40" src="https://img.ppkao.com/2018-08/longzhengxuan/2018082011085966126.jpg" width="71" />
D.<img height="25" src="https://img.ppkao.com/2018-08/longzhengxuan/2018082011090399902.jpg" width="60" />
A、A.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />低电平，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />三态，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />低电平
B.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />三态，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />低电平，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
C.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />低电平，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />高电平，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
D.<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309154866509.jpg" />高电平，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155838776.jpg" />低电平，<img src="https://img.ppkao.com/2017-10/wangjinchen/2017101309155342124.jpg" />高电平
A、A.<img src="https://img.ppkao.com/2019-05/wangjue/2019050615075756651.jpg" />标签用来进行条件判断
B.<img src="https://img.ppkao.com/2019-05/wangjue/2019050615080699512.jpg" />标签用于条件选择
C.<img src="https://img.ppkao.com/2019-05/wangjue/2019050615081814095.jpg" />标签代表一个条件分支
D.<img src="https://img.ppkao.com/2019-05/wangjue/2019050615082238371.jpg" />代表<img src="https://img.ppkao.com/2019-05/wangjue/2019050615082743045.jpg" />的最后选择。该标签同样不接受任何属性
E.<img src="https://img.ppkao.com/2019-05/wangjue/2019050615080272206.jpg" />标签可以实现形如if（）{…}else{…}的条件语句
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