释义 |
aircraft engine短语¹⁰⁶¹⁰⁰⁺⁵ 基本英英例句例句 航空发动机,飞机发动机
Noun: the engine that powers and aircraftA removable metal covering for an engine, especially anaircraft engine.整流罩发动机尤指飞机引擎的可以活动的金属罩 In order to meet the requirements of aircraft engine, this paper discussed the available methods of developing promising lubricating oil and changing its system. 讨论了为满足发动机要求发展未来润滑油和改变润滑系统设计的可能途径。 chemyq |