“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	method of rotations method of round-off method of saddle points method of scale method of sections method of sedimentation equilibrium method of sedimentation velocity method of selected points method of selection method of self-education method of separation of variables method of separation variables method of series method of set up an equation method of sieve method of similitude method of simple interest method of simple iteration method of simulation method of simultaneous iteration method of small parameter method of small perturbations method of smooth perturbation method of soil improvement by stages method of solution

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。