平衡器轴轴承面
balancer shaft bearing surface
平衡器轴后轴承
balancer shaft rear bearing
平衡器轴前轴承
balancer shaft front bearing
平衡器轴中间轴承
balancer shaft center bearing
差速器轴承孔
differential bearing bore
曲轴轴承轴颈配合面
crankshaft bearing journal surface
YYW硬支承平衡机
YYW hard support balance machine