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齿轮系
gen. gearing
avia. train
space gear system
tech. set of wheels; train of gearings; train of toothed wheels; train of wheels
wind. gear train; train of gears
齿轮系【组】
mech. gear assembly
齿 轮 系: 81 phrases in 14 subjects
Agriculture2
Automobiles20
Compressors1
Construction2
General1
Mechanics3
Metallurgy1
Nautical1
Oil / petroleum1
Shipbuilding2
Space2
Steel production1
Technology36
Wind Energy8