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階梯軸中軸肩與軸徑過渡圓角是怎么加工的,? |
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點(diǎn)評
你是問問題的,怎么好意思懷疑別人回答沒有依據(jù)呢,。
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點(diǎn)評
直角會增加應(yīng)力集中。。,。,。。,。如果強(qiáng)度足夠的話,,參看越程槽、退刀槽一章,。多翻翻教材,,也不用懷疑教材是印錯了。
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點(diǎn)評
幽默到極端,極端到無可挑剔�,。,。〗�(jīng)典�,。,。�
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