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spur gear ['spɜ:'gɪə]
avia. 圆柱齿轮
el. 直齿式齿轮
space 直齿轮
wind. 正齿轮; 直齿圆柱齿轮
spur gears
auto. 直齿圆柱齿轮组传动
spur-gear
nautic., tech. 正齿轮
spur gear: 64 phrases in 9 subjects
Agriculture3
Automobiles20
Compressors2
Computer numerical control2
Metallurgy3
Plastics2
Shipbuilding1
Technology29
Wind Energy2