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我公司水壓機給鋼管打壓,驚險一幕 |
點評
天津塘沽的
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點評
扭曲部位沒有裂縫,只是彎曲。泄露的地方是在管端
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Archiver|手機版|小黑屋|機械社區 ( 京ICP備10217105號-1,京ICP證050210號,浙公網安備33038202004372號 )
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