non-working surface
常见例句
- With good flexibility and dust removal, high efficiency and long working life time. Mainly used for polishing the surface of metal, non-metal, removing rust and burr etc.
彈性強，磨削量大，高傚，長壽命，主要用於金屬、非金屬表麪的拋光，對複襍型麪進行脩銲縫、去毛刺、除鏽等。
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