发动机采用高压直流电驱动，电流转换通过直流-直流转换器实现。
The motor is powered by high voltage DC supply and the current from the fuel cell system is regulated via a DC DC converter.
同步发电机同步发动机是配有直流励磁机的同步交流发电机。
Synchronous generator a synchronous generator is an AC generator having a DC exciter.
混合动力摩托车系统动力由使用LPG燃料的发动机和轮毂式直流无刷电动机提供，本文主要论述摩托车的电驱动设计部分。
The drive power of the hybrid motorcycle consist of engine using LPG fuel and wheel-style brushless DC motor, however here only the electric drive system is introduced in detail.
通过研制立式直流电力测功机，实现对立轴发动机的动力和经济性能测试，为改进其性能提供科学依据。
By developing the vertical DC dynamometer, the test of power and economic properties of vertical shaft engine is accomplished, which provides scientific basis for improving the performances.
直流电回馈加载是一项广泛应用于电机试验、变速箱试验、发动机试验等的先进技术。
DC feedback loading is an advanced technology that is widely used in motor test, gearbox test, engine test etc.
气液同轴直流离心式喷嘴对补燃发动机燃烧室高频燃烧稳定性有显著影响。
The bipropellant gas-liquid coaxial orifice-swirl injector has great effects on the high-frequency combustion instability of the LOX/kerosene staged combustion cycled engine.
气液同轴直流离心式喷嘴对补燃发动机燃烧室高频燃烧稳定性有显著影响。
The bipropellant gas-liquid coaxial orifice-swirl injector has great effects on the high-frequency combustion instability of the LOX/kerosene staged combustion cycled engine.
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