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我是否需要入口许可证?
Do I need an import license?
youdao
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工作期间,许可证应当放在有限空间的入口处或者附近。
The completed permit should be at or near the entrance of the confined space for the duration of the work.
youdao
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工作期间,许可证应当放在有限空间的入口处或者附近。
The completed permit should be at or near the entrance of the confined space for the duration of the work.
youdao