“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	Qingdian Wa Qingdui Zhen Qingdun Qing Dynasty Qing dynasty Qing Dynasty art design Qing Dynasty Articles Qing Dynasty ci-poetry Qing Dynasty court elegant dance Qing Dynasty court team dance Qing Dynasty dance Qing Dynasty Emperor's Blue Court Robe with Golden Dragon Patterns Qing Dynasty Emperor's Bright Yellow Court Robe with Golden Dragon Patterns Qing Dynasty Emperor's Bright Yellow Propitious Robe with Golden Dragon Patterns Qing Dynasty Emperor's Bright Yellow Trousers with Golden Dragon Patterns Qing Dynasty Emperor's Cut-Thread Sacrificial Robe with Dragon Patterns Qing Dynasty Emperor's Deep Blue Ceremonial Robe with Red and Yellow Dragon Patterns Qing Dynasty Emperor's Sapphire Informal Robe with Fish and Chime Patterns Qing Dynasty Emperor's Sapphire Robe Inlaid with Silver and Golden Dragon and Chrysanthemum Patterns Qing Dynasty Empress' Bright Yellow Robe with Golden Dragon Patterns Qing Dynasty folk dance Qing Dynasty Imperial Concubine's Purple-Red Jacket with Reed Flower and Butterfly Patterns Qing Dynasty Imperial Concubine's Sapphire Casual Robe with Chrysanthemum Pattern Qing Dynasty Newspaper Law Qing dynasty opera carvings on the Front Gate of Yantai Fujian Guild Hall

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