bottom-hole hydraulic pump
direct-flow hydraulic pump
hydraulic pump
水压帮浦
水力泵
液压泵
液力泵
液压油泵
水力活塞泵
液压顶杆
冲击抽水机
液压撞锤
液压系
喷射泵
柴油机
液压缸
pneumatic control hydraulic pump
pneumatically powered hydraulic pump
the Hydraulic Construction Projects
variable flow hydraulic pump
volume adjustable hydraulic pump
conversion for performance of model pump to actual pump
Construction Contract for Construction Project
construction of long tunnel by means of driving from construction adits
Decreasing urban construction using land and increasing rural construction using land
Linking the increase in land used for urban construction with the decrease in land used for rural construction
150 MN hydraulic forging press