对于易引起汽水两相流的集箱疏水、空气等管道,应重点检查其与()等部位有无裂纹。
A、母管相连的角焊缝
B、母管开孔的内孔周围
C、弯头
D、基座
参考答案:A, B, C
用所给词的适当形式填空.
1. The people here are very ________ (friend) to us.
2. This coat is too small, please ________ (give) a large one to me.
3. Jim ________ (not has) to get up early tomorrow morning.
4. ________ he ________ (write) a letter now?
5. ________ (not open) the door, please .
下列叙述中,不符合良好程序设计风格要求的是
A.程序的效率第一,清晰第二
B.程序的可读性好
C.程序中要有必要的注释
D.输入数据前要有提示信息