3071| 9
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圖示零件具體書(shū)面名稱是什么? |
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點(diǎn)評(píng)
就是O型密封圈,估計(jì)是聚氨酯的
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點(diǎn)評(píng)
同感。
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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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