“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	social mother social motivation social movement social multimedia contextual information social multimedia event detection social multimedia prediction social multimedia user modeling social mutual aid social nature social nature of human social need social negotiation Social Network Social network social network social network analysis Social network analysis method social network anonymity protection social network behavior Social Network betweenness centrality social network community Social network governance social networking social networking service social networking services

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