Insert ball bearings are designed in almost the same way as deep groove ball bearings, except the outer ring is spherical and with wide inner rings.
内嵌的球面轴承除了球面型的外圈和超长的内圈外，其他的设计结构与深沟球轴承很相似。
Take the new lamp from the package and loosen the two side ring nuts and insert in the mountings.
从包装内取出新的灯具，拧松悬挂框两边的环状螺帽并装上悬挂框。
Take the new lamp from the package and loosen the two side ring nuts and insert in the mountings.
从包装内取出新的灯具，拧松悬挂框两边的环状螺帽并装上悬挂框。
应用推荐