In addition to oil standard, you can roll over the oscillating extremities of the lubrication judgment and oilway are in a normal operating state. 除了油标边，还可堵住串墨辊辊两头的润滑环境鉴定油路是否处于变态处事环境。
Automatic recirculating lubrication for crank-shaft and centralized periodic lubrication system with pressure and oil level sensing to ensure trouble-free long life. 曲柄轴和中央周期润滑系统的自动再循环润滑油，它带有压力和油标感觉系统来保证没有麻烦的长期使用寿命。
