预润滑封闭式球轴承
prelubricated sealed ball bearing
满装深沟球轴承
full-element deep groove ball bearing
密封深沟球轴承
seal deep groove ball bearings
深沟球轴承
Deep groove ball bearing
rolling bearing
balm bearing
ball bearings with deep filling slots
中大型深沟球轴承
medium size deep groove ball bearing
混合式径向-轴式轴承
combined radial-axial bearing
双列自调式球轴承
double-row self-aligning ball bearing
球轴承沟道磨床
groove grinding machine of ball bearing
双沟球轴承套圈
the double-groove ball bearing
推力球轴承沟道摆头磨床
head vibration grinding machine of thrust ball bearing grooves
曲轴轴承轴颈配合面
crankshaft bearing journal surface
电磁式轴承磨损探测器
electromagnetic bearing wear detector