Discusses the feature ofbalance valves, considers that balance valves should be used in place of the orifice, gate valves and stop valves in order to improve regulating function of liquid pipe.
分析了平衡阀的特点，认为为改善液体管路系统的调节功能，用平衡阀取代截流孔板、闸阀及截止阀势在必行。
2
Balance in the feed system is ultimately attained by adjustment ofgate size.
浇注系统的平衡最终通过调整浇口的尺寸来达到。
3
Based on the experiments, the thermal balanceof hot runner system and condition of temperature control around the pin point gate were fur - ther analyzed.