1·PAO and esters are the most useful base-stocks in synthetic lubricating oils.
PAO和酯类油是应用最广泛的合成基础油料。
2·X is not used over the range of temperatures at which mineral lubricating oils are satisfactory, but rather above or below these temperature limits.
在X并不使用温度范围内润滑油脂在哪种矿物是令人满意的，而是高于或低于这些的温度范围。
3·Most petroleum products, including kerosenes, fuel oils, lubricating oils, and waxes, are fractions of petroleum that have been treated to remove undesirable components.
其他石油产品，如汽油、芳烃溶剂、甚至包括有些沥青，则是通过完全或者部分合成而制造的。
4·The visco-temperature performances of different lubricating oils, along with the experimental viscosities and the computed viscosities for the same oil can be compared in the database.
可比较多种油之间的粘温特性以及单种油在不同温度下的实验粘度和计算粘度。
5·After contrasting to routine lubricating oils it is concluded that the non-spreading lubricating oil can prolong the operating live of aircraft instrument and that have broad prospects of application.
使用不流散仪表油是延长航空仪表使用寿命的一种可行途径，具有良好的应用前景。