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oxygen breathing中文什么意思

发音:   用"oxygen breathing"造句

例句与用法

  1. respiratory protective devices for self-rescue-self-contained closed-circuit compressed oxygen breathing apparatus incorporating a hood-requirements, testing, marking
    带面罩的自救用自带闭路式压缩氧气呼吸器的呼吸防护

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Last modified time:Sat, 16 Aug 2025 00:29:56 GMT