The modified resin was applied to brake block, and the frict.
将桐油改性酚醛树脂制成刹车片, 测试其摩擦磨损性能.
词典释义:
friction 摩擦
The modified resin was applied to brake block, and the frict.
将桐油改性酚醛树脂制成刹车片, 测试其摩擦磨损性能.
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