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gali1120107
漫漫長(cháng)路，吾將上下而求索。
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樓主  發(fā)表于: 2011-05-25 18:03
大家來(lái)看看這個(gè)，工作原理是怎樣的？這個(gè)是油泵，圖片不是很清晰。我拆開(kāi)看過(guò)，里面有蛋珠，奇怪的是沒(méi)有活塞，而是一些桿狀的東東。
[ 此帖被gali1120107在2011-05-27 17:34重新編輯 ]

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