1·In 1900, Andre Citroen invented the herringbone gear.
1900年，安德烈·雪铁龙发明了人字形齿轮。
2·Based on analysis of the machining difficulties of herringbone gear shaft, the same phase machining theory of the gear shaft is presented.
在详细地分析了该人字齿轮轴加工难点的基础上，提出了齿轮轴实现同相位的加工理论。
3·The Flowserve GR series, double-helical, herringbone type gear pumps have long been a workhorse of the general industry.
长期以来，福斯gr系列人字齿型齿轮泵已成为一般工业的得力助手。
4·The Flowserve GAX cast iron series, double-helical, herringbone type gear pumps are designed to handle viscous fluids at low to medium flows and pressures.
斯gax铸铁系列、人字齿型、齿轮泵是为处理低到中等流量和压力的粘性液体而设计的。