Three types of throttle governing circuits used speed control are analyzed: the entrance throttle governing circuit, the out throttle governing circuit and the bypass throttle governing circuit.
本文对三种采用调速阀的节流调速液压系统进行分析和研究，即进口节流调速、出口节流调速和旁路节流调速系统。
In general, there are two kinds of method to govern velocity of press, one is throttle velocity governing, the other is volume velocity governing.
一般情况下，压型调速方法有两大类，一类是节流调速，另一类是容积调速。
In general, there are two kinds of method to govern velocity of press, one is throttle velocity governing, the other is volume velocity governing.
一般情况下，压型调速方法有两大类，一类是节流调速，另一类是容积调速。
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