樓主: 那一地花影
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求助:皮帶輸送機(jī)尾輪脹緊套設(shè)計(jì)計(jì)算選型問題 |
點(diǎn)評(píng)
沒種型號(hào)都有力學(xué)參數(shù),你只要校對(duì)既可以了
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