Single-helical gear斜齿轮

single-tooth gear单齿

single-plane gear同平面减速器

single-wheel gear单轮起落架

single-skid gear单滑橇式起落架

Single-reduction gear box单级减速齿轮箱

single-phase gear transducer单相齿轮传感器

single-planetary gear train单级行星轮系

twin input single-output gear双主动齿轮单出轴齿轮

single-flank gear rolling tester单面啮合检查仪