high pressure high temperature
high pressure high temperature well
high pressure-high temperature synthesis
high-pressure high-temperature phase tran-sition
normal high-pressure system
permanent high pressure system
stable high pressure fire fighting system
stable high pressure fire prevention water supply system
stable high pressure fire water supply system
Steady high-pressure fire fighting water system
temporary high pressure system
high - pressure fire - fighting water system
Automatic fire protection system
CO2 fire protection system
fire protection system of road tunnels
oil port fire protection system
Passive fire protection system