oil hardening是什么意思

用法例句

A study of heat transfer property of low-fin-tube oil cooler with helical baffle;

螺旋隔板低肋管机油冷却器的传热特性研究

The comparable experimental investigation on the fouling characteristics of normal tube and twisted tubes in oil cooler was carried out.

对螺旋扁管与普通直管在油冷却器中的污垢特性进行了对比实验研究。

By testing,the structure of main parts of the modular cooling device was determined,and its key part,a new oil cooler,was developed.

通过计算分析,提出了高速动力分散式电力动车组模块化冷却装置的总体方案;通过试验研究,确定了模块化冷却装置主要零部件的结构型式;成功研制出模块化冷却装置的关键部件——一种全新结构的油冷却器。

Application of oil cooling integration power supply units with high-power;

大功率油冷式一体化电源装置的应用