问题
单项选择题
全塑主干电缆屏蔽层连通电阻维护指标(20℃)是不大于()欧姆/公里
A.1.6
B.2.6
C.3.6
D.4.6
答案
参考答案:B
全塑主干电缆屏蔽层连通电阻维护指标(20℃)是不大于()欧姆/公里
A.1.6
B.2.6
C.3.6
D.4.6
参考答案:B
阅读理解。 | |
| |
1. Your seat number is ________. | |
A. 8, Row 6 B. 6, Row 8 C. 8, Row 1 D. 6, Row 1 | |
2. If you are late for the film, you'd better ________. | |
A. walk around B. call up your friends C. make much noise D. walk into the theatre quietly | |
3. What should you do at the cinema? | |
A. get a phone call B. sell your ticket C. check your seat number D. talk with your friends freely |