节温器至进气歧管软管
hose thermostat to intake minifold
软管管路液压
hose line hydraulic pressure
管子-管板
Tube to Tubesheet
tube to tubesheet auto-GTAW
管子—管板焊缝
the Welds between Tube and Tubesheet
管子管板胀接
expending of tube to tubesheet
PVC透明软管
transparent PVC flexible pipe