“counter pressure casting”的概念、定义、翻译、参考文献-科学参考

单词	counter pressure casting
释义	counter pressure casting Encyclopedia 工学低压铸造释 counter pressure casting差压铸造将铸型及金属液分别放置在上压室和下压室内，浇注时上下压室同时通入压缩气体建立一定压力，然后通过排气或进气方式在上下室之间建立压差，使金属液在压差作用下沿升液管流动，自下而上充填铸型并在一定压力下凝固成型的铸造方法。
随便看	Opera Performance Monument of the Dragon King Temple by the West Dragon Pool in Chengjiang City opera performance of rural society opera performance of urban society opera performance outside one's troupe opera performed at a market rally opera performed by official troupe of Qing Dynasty Opera Performers in Ming and Qing Dynasties opera played in temple fairs opera poster opera practice opera practices opera prints of Taohuawu opera prints of the Ming Dynasty in Fengxiang County opera prints preserved in Mianzhu City opera reform opera rehearsal accompanied with musical instruments opera relics and artifacts Opera Research Academy of Shaanxi Province Opera Research Institute of Chinese National Academy of Arts opera robe for a middle-rank civil official opera school for Yunnan opera improvement Opera School of Baimiaoji Village Opera School of Henan Province Operas Collected in Che Khan’s Mansion opera sculpture

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