当前,市场上销售的进口、国产小包装机油种类很多.由于机油对车辆的使用寿命、经济性和可靠性影响很大,因此,合理选用润滑油对用户和修理厂均十分重要。1 对机油粘度的选择粘度参数有几种,各国采用的不尽一致。但可以互相换算(机油说明书上均有此参数)。常用的是运动粘度,表示在一定温度下,润滑油粘 At present, there are many types of imported small-package oil imported on the market, and because oil has a great influence on the service life, economy and reliability of the vehicle, it is very important for users and repair shops to select lubricants reasonably. 1 Viscosity of the oil viscosity of the choice of several parameters, the use of different countries. But you can convert each other (oil specifications have this parameter). Commonly used is the kinematic viscosity, said that at a certain temperature, the lubricant sticky