问题
问答题 简答题
在带电体周围进行测量时，对测量工具有何要求？
答案
参考答案：在带电体周围禁止使用钢卷尺、夹有金属丝皮卷尺和线尺等进行测量作业，宜使用光学仪器进行测量。
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在带电体周围进行测量时，对测量工具有何要求？
参考答案：在带电体周围禁止使用钢卷尺、夹有金属丝皮卷尺和线尺等进行测量作业，宜使用光学仪器进行测量。
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| What do you do at weekends? Some people like to 1 at home, but others like to go for a walk 2 have a picnic. My friend Jack works hard in a factory during the 3 . At weekends he always 4 the same thing. On Saturday he 5 his car and on 6 he takes his family to a nearby village. His uncle and aunt have a farm there. It isn't a 7 one, but there's always 8 to do. The children help with the animals and give them their 9 , Jack and his wife help in the fields. At the end of the day, they are all 10 and Jack's aunt gives them a big meal. |
| ( )1. A. play ( )2. A. and ( )3. A. day ( )4. A. does ( )5. A. watches ( )6. A. Monday ( )7. A. small ( )8. A. much ( )9. A. clothes ( )10.A. clean | B. live B. or B. time B. makes B. drives B. Sunday B. big B. little B. places B. late | C. stay | D. like D. so D. week D. has D. washes D. Wednesday D. short D. far D. water D. friendly |