远距离泵送机制砂混凝土
Long distance pump-delivering concrete mixed with machine- processed sand
发动机泵机组
Deliver motive pump machine
engine pump machine
混凝土泵送机械
Concrete pumping machinery
上游泵送机械密封
upstream pumping mechanical face seal
Upstream pumping mechanical seal
输送机泵壳排油回路
conveyor pump case drain circuit
输送机泵壳区
conveyor pump housing area
基本传送机制
BTM Basic Transport Mechanism
数据传送机制
data transmission mechanism