煤气回收
gas recovery
gas reclamation
gas collection
coal gas recover
gas recycle
gas recycling
recovery of gas
coal gas recollection
ultimate value of recovery
N素回收效率
nitrogen resorption efficiency
氟盐回收效率
efficiency of recovering the fluorine salt
焓回收效率
enthalpy recovery efficiency
能量回收效率
energy recovery efficiency
energy recycling efficiency
air energy recovery device
热回收效率
Heat recovery efficiency
energy recovery efficiency
heat recovery
fresh air heat-recovery efficiency
总回收效率
overall recovery efficiency
富氧煤气气化炉
oxygen-rich gas vaporization furnace