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环形喷嘴
auto. annular jet
dril. toroidal throat
refrig. ring jet
space annular injector (一种火箭喷嘴); ring nozzle
tech. annular nozzle; circular nozzle
环形 喷 嘴
: 8 phrases in 4 subjects
Automobiles2
Aviation1
Metallurgy4
Shipbuilding1