脉冲射流水力共振系统各参数的优化组合是提高射流功效的关键因素之一。
The optimized combination of parameters of pulsed jet hydraulic resonance system is a key factor to improve the efficacy of pulsed jet.
本品能优化与细化初晶硅及共晶硅形态及分布，变质具有长效性，重熔变质功效可遗传。
This product can optimize and fine the shape and distribution of primary crystal and eutectic silicon. The modification is long acting and remelting modification efficacy can pass down.
提出了等功效系数法的概念，并介绍了它在优化设计中的应用。
The equal efficiency coefficient concept was proposed and used in the optimum design.
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