干氣密封在甲醇合成壓縮機中的應(yīng)用及改進.pdf

1、河北科技大學(xué)碩士學(xué)位論文干氣密封在甲醇合成壓縮機中的應(yīng)用及改進姓名：劉薇申請學(xué)位級別：碩士專業(yè)：機械工程指導(dǎo)教師：張振文；范喜頻20120517河北科技大學(xué)碩士學(xué)位論文AbstractFromtIlel嬲t1980s，aSa鵬wgenerationofd叮gaLssealse羽ingproductsinC11i艙h弱beenmoreoilandchemicalinduS仃y印plicationsSincethepurchaLseofXu

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