cylinder guard 中文意思是什麼
cylinder guard
解釋
撿拾器滑環-
Check that cap or guard is firmly fixed before handling the cylinder
操作氣瓶時檢查瓶帽、或防護罩是否牢固。 -
Never lift a cylinder by the cap, valve or guard, unless it has been specifically designed for the purpose
不要用瓶帽、閥、護罩提升氣瓶。除非專門設計舉重用的。
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