2196| 3
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120mm直徑45#空心管。壁厚20,高頻后表面開裂 |
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點(diǎn)評(píng)
圖片可以添加啊,注意下格式,大小
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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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