crank type pusher 曲柄式推出机
rack type pusher 齿条推料机
double row hydraulic type pusher 双排液压式推钢机
hydraulic rod-type pusher 油压推杆机
ram-type pusher [冶] 杆式推钢机
balanced type pusher train 平衡推顶船队 ; 推顶船队
rack-type pusher 齿条式推钢机
lever-type pusher 杠杆式推钢机
The rack type pusher designed by Chongqing Steel is in good condition.
所设计的齿条式推钢机使用状况良好。
The finite element model of rubber dynamic auxiliary seal ring which was installed on the pusher type mechanical seal was established.
建立了滑移式机械密封装置上动态辅助橡胶密封圈的有限元模型；
A new-type hydraulic pusher is designed in order to improve the automation of tram operation in coal mine, which rises the reliability and efficiency of the original cage pusher.
为了提高副井提升井口、井底车场操车自动化程度，设计了一种新型液压推车机，提高了推车机的安全性和工作效率。
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