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回火后金屬外表和心部力學(xué)性能都差不多不會(huì)一個(gè)很硬一個(gè)相對(duì)于很軟 |
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小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
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