6528| 6
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求助:沖孔壓力計(jì)算 |
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點(diǎn)評(píng)
樓主對(duì)材料性能了解的太少了,。呵呵。224是抗拉,,屈服大約是170左右,,也就是剪切只有80-90。算下來(lái)90多噸的壓機(jī)就夠了,。
評(píng)分
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