cold water high-low-pressure washer
high pressure low density polyethylene
High Pressure Low Permeability Reservoir
High-Low Pressure Merged Type Rotor
high-low-low temperature
high-low-low temperature process
high-low-pressure double tower process
interface of high-low pressure
low-pressure high-loaded turbine blade
low-pressure low-permeability reservoir
pump low pressure standby oil
centrifugal high pressure pump
high pressure high temperature
high pressure high temperature well