berringhone gear〔名词〕人字齿轮,双螺旋齿轮详细»
人字齿轮double helical gear;herringbone gear详细»
人字齿轮cheveron gear;cheveron wheel;double helical spur gear;double helical spur wheel;double spiral gear;herringbone wheel详细»
人字齿轮double heilcal gear;herringbone gear详细»
人字齿轮chevron gear;herring bone gear;herringbone;herringbone gear;herringbone wheel详细»
人字齿轮cheveron gear;double helical spur wheel;double-gelical gear wheel;herringbone gear详细»