This oil possesses characteristics of high viscosity, high flash point, low ash, low residual carbon and low evaporation loss, so as to meet the requirements of users.
该油具有高粘度、高闪点、低灰分、低残炭、低蒸发损失等特点，可满足用户需要，具备生产条件。
2
The way to improve the effect of polymer flooding mainly depends on increasing the viscosity of polymer solution and the ability to establish the residual resistance factor.
提高聚合物驱效果的途径主要采用提高聚合物溶液粘度和残余阻力系数。
3
The postponable reduced viscosity process is a thermal cracking one of shallow degree of residual oil.