3747| 7
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電火花加工溫度那么高,工具電極為什么不熔化 |
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點(diǎn)評(píng)
電介質(zhì)放電產(chǎn)生大量,工件和電極不都同時(shí)會(huì)吸熱嗎,工件汽化了,電極卻沒有是什么原因呢?
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