斜Y形坡口对接裂纹试件焊完后,应()开始进行裂纹的检测和解剖。
A、经48小时以后
B、立即
C、经外观检验以后
D、经X射线探伤以后
参考答案:A
用所给词的正确形式填空。
1. It's ___________ (rain) today.
2. There are many ___________ (child) in the house.
3. Li Ming ___________ (arrive) in Beijing at 2: 00.
4. Look! The women ___________ (buy) some tickets.
5. In the party we laugh ___________ (loud).
6. Li Ming, here is ___________ (a) apple for you.
7. I want ___________ (have) some fruit.
8. Li Ming and Danny ___________ (be) very hungry.
9. I ___________ (not) know where to go.
10. Danny would like some ___________ (soup).
单侧上睑下垂见于()
A.动眼神经麻痹
B.先天性上睑下垂
C.重症肌无力
D.面神经麻痹
E.甲状腺功能亢进