黏度指数 meaning in English
vi viscosity index
viscosity index (vi)
viscositynumber
Examples
- Emcyldn oils are based on high viscosity indexes basetock to adapt to wide variations in operating temperatures
Emcyldn是由高黏度指数的基础油制成，能在宽阔的操作温度范围内正常工作。
vi viscosity index
viscosity index (vi)
viscositynumber