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二次空气 èrcì kōngqì
auto. additional air; secondary-air
met. auxiliary air; secondary air; supplementary air
tech. diluent air; overfire air
排放控制系统/转子发动机二次空气喷射 èrcì kōngqì
auto. port air
二次辅助空气
auto. complementary air
二次空气: 76 phrases in 4 subjects
Automobiles65
Ecology1
Metallurgy4
Technology6

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