connecting rod and piston group 连杆和活塞组件
cylinder liner-piston group 缸套
cylinder piston group 气缸活塞组
Piston group assembling 活塞组装配
brake piston group adjustment procedure 制动器活塞组件调整步骤
Piston assembly group 活塞组装配
piston and rod group 活塞与连杆组件
piston pump group 柱塞泵组件
piston pump rotating group 柱塞泵旋转组件
Piston group is one of the diesel engine parts that works in the worst condition.
活塞组是柴油机中工作条件最苛刻的零件之一。
There are two compression rings for the piston group which guarantees good sealing performance and accurate valve timing.
活塞组采用两道压缩环，密封能力强、配气定时准确；
The main power generator groups in platform power stations are basically piston natural gas generator group and gas turbine generator group.
近海油田平台电站主发电机组主要是活塞式燃气发电机组和燃气轮机发电机组。
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