Continuous and adequate air supply must be provided as hot work will deplete oxygen content in the confine space.

必须提供持续的和足够的气源，因为动火作业会消耗受限空间中的氧气。

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Continuous and adequate air supply must be provided as hot work will deplete oxygen content in the confine space.

必须提供持续的和足够的气源，因为动火作业会消耗受限空间中的氧气。

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