衣物护欧路词典

phosphor bronze

P 开头单词

柯林斯词典

    phosphor bronze

  • 1. N any of various hard corrosion-resistant alloys containing copper, tin (2–8 per cent), and phosphorus (0.1–0.4 per cent): used in gears, bearings, cylinder casings, etc 磷青铜

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