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关注:1
2013-05-23 12:21
求翻译:应该佩戴空气呼吸器或氧气呼吸器是什么意思? 待解决
悬赏分:1
- 离问题结束还有
应该佩戴空气呼吸器或氧气呼吸器
问题补充: |
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2013-05-23 12:21:38
Should wear respirators or oxygen breathing apparatus
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2013-05-23 12:23:18
air breathing apparatus should be worn or oxygen breathing apparatus
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2013-05-23 12:24:58
Should wear the air respirator or the oxygen respirator
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2013-05-23 12:26:38
Should wear air respirators or oxygen respirator
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2013-05-23 12:28:18
Should wear air respirators or oxygen respirator
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