large orifice discharge

基本解释

Based on the large orifice discharge theory, the kiss gating system of the casting was designed.
运用大孔出流理论设计了顶注压边浇冒口系统。
For the arch dam which reservoir has no suitable breach to build lasher and has mass flood discharge, opening large orifice for flood discharge has great advantage.
对于库区无适宜垭口可兴建泄洪道，而泄洪量又较大的拱坝工程，在坝身中开设大孔口泄洪具有显著的优越性。
The practice proves that it is feasible to design gating system of heat resistant nodular cast iron casting by using large orifice discharge and moduli calculation method.
证明采用大孔出流设计浇注系统，均衡凝固收缩模数法设计耐热球铁箱体类铸件的补缩系统是可靠的。