问题
单项选择题
用( )进行裂纹监测时，需对监测处施加应力。
A．涡流探测法
B．射线探测法
C．声发射探测法
D．渗透探测法
答案
参考答案：C
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用( )进行裂纹监测时，需对监测处施加应力。
A．涡流探测法
B．射线探测法
C．声发射探测法
D．渗透探测法
参考答案：C
| 从方框中选择适当的短语完成句子。 | |
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| 1. The teacher came into the classroom and _________the papers as quickly as possible. 2. The man was unlucky, he _________his money and had to beg in the street. 3. My bike is broken. I have to _________it_________today. 4. I want to _________a stamp collectors club. I need to know more persons who like collecting stamps. 5. The man _________us_________, but we were not at home. 6. She _________the plan with excuse that she had too much to do. 7. He seems very sad. Lets_________him_________. 8. He thought and thought. At last he _________a good idea. 9. Your daughter doesn’t _________you in any way. You are quiet, but she is outgoing. 10. Don’t _________pictures on the wall. |