9597| 18
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請(qǐng)教,用黃銅做銅套到底是因?yàn)槠淠湍ミ是作為易損件 |
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點(diǎn)評(píng)
記錯(cuò)了,錫青銅耐磨性好,不好意思了!
但是機(jī)械手冊(cè)上沒(méi)有說(shuō)黃銅有耐磨的特性,錫青銅就有
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