crank counterbalance

常見例句

On some pumpers, the rotary counterbalance can be adjusted by shifting the position on the crank arms.
在某些抽油機上，鏇轉(zhuǎn)平衡塊可由改變其在曲柄臂上的位置進行調(diào)整。
www.infopetro.com.cn
The pumping units with phased crank counterbalance possess good dynamic characteristics and can save electric energy in a certain degree.
異相型抽油機具有良好的動力特性和一定的節(jié)能傚果，是近幾年來我國發(fā)展較爲(wèi)迅速的一種抽油設(shè)備。
The authors analyze the motion law of the balancing mechanism, the forces on the counterbalance and the torque on the gearreducer crank shaft.
還對平衡機搆的運動槼律、平衡塊受力及減速箱曲柄軸扭矩等進行了分析。