At the same time, the turn-around ring of the hammer head is made of special composite material, with the qualities of wear-resisting, self - lubricating, non-maintaining, easy changing etc.
同时锤头回转圈采用特殊复合材料，具有耐磨、自润滑、免维护、易更换等特点。
Self-lubricating composite which possesses superior antifriction and wear resistance has been one of the central issues for advanced material research.
具有优良减摩耐磨性能的自润滑材料是材料研究的热点领域之一。
The present invention relates to large mechanical product manufacture, and is especially preparation process of self-lubricating composite polymer material for mechanical product.
一种大型机械产品制造领域的机械产品用自润滑复合层高分子材料的制备方 法。
The present invention relates to large mechanical product manufacture, and is especially preparation process of self-lubricating composite polymer material for mechanical product.
一种大型机械产品制造领域的机械产品用自润滑复合层高分子材料的制备方 法。
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