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关注：1
2013-05-23 12:21
求翻译：2. The workers shall pass the safety knowledge test and physical examination test before taking part in the boiler erection. Technical Clarification must be made to all construction workers before erecting. Isolation zone that covers steel frame assembly and erection construction must be isolated where people unconcern是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
2. The workers shall pass the safety knowledge test and physical examination test before taking part in the boiler erection. Technical Clarification must be made to all construction workers before erecting. Isolation zone that covers steel frame assembly and erection construction must be isolated where people unconcern
问题补充： |
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