OSHA的規定是85分貝下連續8小時, 必須帶耳塞...赫赫...

來源: 2025-07-31 11:26:15 [舊帖] [給我悄悄話] 本文已被閱讀:

https://www.ensafe.com/occupational-noise-exposure-key-osha-provisions/