问题
单项选择题
下列关于缓流的结论中，正确的为( )。
A．速度水头比较小
B．运动参数变化比较慢
C．接近于均匀流
D．断面比能以势能为主
答案
参考答案：O
搜题请搜索小程序“爱下问搜题”
下列关于缓流的结论中，正确的为( )。
A．速度水头比较小
B．运动参数变化比较慢
C．接近于均匀流
D．断面比能以势能为主
参考答案：O
| 阅读短文，选择合适的单词填空。 | |
hearts. They are the 1_____ people to you in the world. However, many teenagers like you have trouble 2_____ with their parents. They always complain (抱怨) that their parents say too much instead of listening to what they're thinking. When they do something wrong, getting away from parents seems to be the only 3_____. In fact, what your parents do just shows love for you. They love you more than they love 4_____. Whenever you need help, they are always there, standing by you. Try to put yourself into their shoes, and you'll understand them 5_____ . |