低激发惰性气体
lower excited states of rare gas atoms
氮气发生器技术
technology of nitrogen generator
电解氧气发生器
electrolytic oxygen generator
独立式氧气发生器
self-contained oxygen generator
高温空气发生器
high temperature air generator
High-temperature Air Generator
association inversion
high temperature generator
high temperature air reheater
high temperature air preheater