ram cylinder

• 水压机汽缸,活塞式油缸

ram cylinder的用法和样例：

例句

1. It features a dry sump lubrication system, tuned length exhaust manifolds, forged pistons and steel con-rods, revised lift and duration camshafts and modified cylinder heads.
   它采用干式油底壳润滑系统，排气管的长度调整，钢铁锻造活塞和连杆，修订升降机和持续时间凸轮轴和修改缸盖。