9981| 15
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螺紋孔距箱體邊緣最小壁厚 |
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點評
B需要是螺紋的1.5倍嗎?
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點評
這樣好像比較保守。
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Archiver|手機版|小黑屋|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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