该方程显示拉延油的运动粘度与温度呈高度显著的指数关系。
The equation reveals that there lies in an exponential relationship between the viscosity and the temperature.
考察了加入粘度指数改进剂对内燃机油运动粘度的影响。
The effect of viscosity index improvers on viscosity of engine oils was investigated.
考察了加入粘度指数改进剂对内燃机油运动粘度的影响。
The effect of viscosity index improvers on viscosity of engine oils was investigated.
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