8334| 11
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為什么不銹鋼做的鍋爐老是在焊逢裂開,? |
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點評
我做的這種是沒壓力的,主要是給產(chǎn)品退火,好進一步加工制作
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小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1,,京ICP證050210號,,浙公網(wǎng)安備33038202004372號 )
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