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氣動(dòng)元件密封設(shè)計(jì),,糾正國(guó)內(nèi)的錯(cuò)誤設(shè)計(jì)理念 |
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點(diǎn)評(píng)
這是有原因的:1.歷史淵源:建國(guó)后,,最早中國(guó)沿用蘇聯(lián)標(biāo)準(zhǔn),安全系數(shù)都取得很大,。2.現(xiàn)在設(shè)計(jì),,由于材料原因,大多認(rèn)為,,安全系數(shù)保險(xiǎn),。3.好些生產(chǎn)廠技術(shù)力量差,抄別人東西改進(jìn),,缺乏計(jì)算和驗(yàn)證,,拍腦袋,等比放...
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