... cast iron piston；铸铁活塞 cast iron seal ring；铸铁密封环 cast iron surface；铸铁表面 ...
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cast iron seal ring
铸铁密封圈
以上为机器翻译结果，长、整句建议使用 人工翻译 。
According to the surface abrasion form of cast iron seal ring, the author proposed that composite brush plating can effectively repair and strengthen the mating surface of cast iron seal ring.
根据铸铁密封环的表面磨损形式，提出采用复合刷镀技术可有效修复和强化铸铁密封环的配合面。
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