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关注:1
2013-05-23 12:21
求翻译:高处作业中使用的各种梯子要坚固,放置要平稳。须有人扶梯监护是什么意思?![]() ![]() 高处作业中使用的各种梯子要坚固,放置要平稳。须有人扶梯监护
问题补充: |
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2013-05-23 12:21:38
正在翻译,请等待...
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2013-05-23 12:23:18
The job in the use of a ladder to a rugged, placed to smooth. To be ladder monitor
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2013-05-23 12:24:58
In the high place work uses each kind of ladder must be firm, the laying aside must be steady.Must some human of staircase with a handrail guardianship
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2013-05-23 12:26:38
Works at heights using ladders should be firm, placed a smooth. Escalator monitoring
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2013-05-23 12:28:18
正在翻译,请等待...
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