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viscosity index

  • 粘度指数:一个任意的数字,用于衡量润滑油在温度变化下粘度的稳定性,较高的数字表示粘度在温度变化下变化较小。

双语例句

  1. High viscosity index and good lubricity.
    黏度指数高,润滑性佳。
  2. Very high viscosity index and excellent viscosity stability in operation.
    突出的高粘度指数,使用中卓越的粘度稳定性。
  3. 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。

网络短语

  • viscosity index improver
    粘度指数改善剂;改善粘度添加剂;粘指剂
  • high viscosity index
    高粘度指数;超高粘度指数
  • low viscosity index
    低粘度指数
  • dispersant viscosity index improver
    分散剂黏度指数改进剂
  • ultra high viscosity index
    超高粘度指数

英英释义

  • Viscosity index (VI) is an arbitrary measure for the change of viscosity with variations in temperature. It is used to characterize lubricating oil in the automotive industry.