2556| 4
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空心管,帶特征,出彎矩圖,,請教 |
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點評
參考《壓力容器開排孔時焊縫系數(shù)和排孔削弱系數(shù)的應(yīng)用》文章,。
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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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