diesel engine oil的用法和样例：
例句
- And the performances of new type ashless dispersant in gasoline engine oil and diesel engine oil were also presented.
介绍了新型无灰分散剂在汽油机油和柴油机油中的使用性能。 - The results indicate that diesel engine oil according to this formula has ideal detergency and dispersancy on high temperature and upper applied value.
结果表明用该配方调制出的柴油机油具有良好的高温清净分散性和较高的应用价值。
