常見例句雙語例句This paper presents a new type material for making air valve cage-alloy cast iron countaining Cr. Ni.本文介紹一種制做內(nèi)燃饑氣閥座的新材質(zhì)——鉻鎳銅合金鑄鐵。The valve consists of a guard cage, spring, valve disc, retaining ring and seat. It can be combined with pipe fittings such as reducing couplings, drain elbows, etc.閥由警戒裝置、彈簧、閥碟、扣環(huán)和閥座組成,可以和許多管件連接,如縮徑管接頭、排水彎頭等。www.e-gtm.com.cnThe results showed that the performance of the novel dynamic aortic valve improved significantly and the cantilever structure was more efficient than that of the basket cage.結(jié)果顯示改進后的動力瓣性能大幅度提高,表明懸臂式動力瓣的辮架結(jié)構(gòu)比籠式支架結(jié)構(gòu)更趨合理。 返回 valve cage