香蕉视频在线免费看91香蕉视频APP黄香蕉视频黄色网站91香蕉在线观看视频 国产精品揄拍100色网视频,日韩三级久久,国产一级无码Av片在线观看,亚洲色图专区

Universal gear gear box installed stand gearbox maintenance:

Downtime of less than six months, every three weeks no-load operation the gearbox for about 5 minutes.
Shutdown for longer than six months, and the gearbox in the mounted position, first gear box filled with creosote oil level to full mark, and no-load operation for about 5 minutes, after which the gearbox must load operation every three months, once every times about 5 minutes. Before re-use gearboxes to be emptied and rinsed creosote gearbox.

Universal gear gear box is the company's high-quality products are welcome!