expansion-reduction-degree 擴(kuò)充壓縮度expansion-chamber type absorber 擴(kuò)大空洞型消音器expansion valve [機(jī)] 膨脹閥;安全閥expansion type roof bolt [能源科學(xué)技術(shù)]膨脹式錨桿expansion throttle valve [經(jīng)濟(jì)學(xué)]伸縮式節(jié)流閥expansion thermodynamic process [機(jī)械工程]膨脹熱力過程expansion system 膨脹系;膨脹系數(shù)expansion suspender [經(jīng)濟(jì)學(xué)]伸縮懸桿expansion slot 擴(kuò)充槽,擴(kuò)充插槽expansion sleeve 膨脹套筒;脹緊套筒expansion relief valve [機(jī)械工程]膨脹安全閥expansion ratio [機(jī)] 膨脹比expansion rate 膨脹率;[統(tǒng)計(jì)] 擴(kuò)充率expansion project [基經(jīng)] 擴(kuò)建計(jì)劃expansion pressure ratio [物理學(xué)]膨脹壓力比expansion plan 展開圖;擴(kuò)充方案;擴(kuò)展計(jì)劃expansion piece 膨脹件;伸縮調(diào)整件expansion of project capacity [經(jīng)濟(jì)學(xué)]項(xiàng)目生產(chǎn)能力的擴(kuò)大expansion mandrel [能源科學(xué)技術(shù)]脹開心軸expansion joint [建] 伸縮縫;補(bǔ)償器;[機(jī)] 伸縮接頭;膨脹節(jié)或縫