樓主: 蒙泰
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為何要留1mm,? |
點(diǎn)評(píng)
這個(gè)應(yīng)該不會(huì),,應(yīng)該是前面幾位講的,,熱脹冷縮的預(yù)留
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點(diǎn)評(píng)
我一般也是一對(duì)角接觸對(duì)面配一個(gè)深溝球,,深溝球的外圈做通孔
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