变位斜齿圆柱齿轮
profile modified helical gear
单级斜齿圆柱齿轮减速器
Single-stage helical cylinder gear reducer
二级斜齿轮减速器
double helical gear reducer
二级斜齿圆柱齿轮减速器
Two-grade helical cylindrical gear reductor
尖头斜齿鲨Scoliodon sorrakowah
渐开线斜齿圆柱齿轮
cylindrical involute helical gear
交错轴渐开线斜齿轮传动
crossed helical involute gear pair
交错轴斜齿轮副
crossed helical gear pair