“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	separation energy separation equilibrium separation equipment using in oilfield separation/extraction equipment separation factor separation flow separation fracture separation layer separation logic separation marks examination separation mechanism separation membrane separation metallurgy of niobium and tantalum separation mood separation number separation number (SN) separation of boron isotopes separation of church and state separation of civil law and commercial law separation of concerns separation of concerns, SOC separation of duties separation of fringes separation of functions between administrative authority and publishing house separation of functions,coordination and mutual check of judicial organs

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