2904| 3
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什么情況下毛氈密封 |
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點(diǎn)評(píng)
我今天拆了個(gè)風(fēng)機(jī)的軸承座,就是上次透氣帽冒油的那個(gè),里面是WH20#,大概起甩油作用的,最外邊是壓蓋,壓的竟然是毛氈 嗚嗚 本以為是骨架油封呢
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評(píng)分
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