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風(fēng)機(jī)回轉(zhuǎn)支承感應(yīng)淬火和激光淬火的區(qū)別,?請教 |
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點(diǎn)評
你確定,?你見過嘛?激光淬火不是受熱不均了嗎,?不是產(chǎn)生應(yīng)力了嘛,?
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