Because the demand of construction, weight, electric power and electronics system, a lot kinds of dielectrics be used in spacecrafts. Some dielectrics had to be exposed directly in space environment.

由于结构、重量、电能及电子系统的要求，航天器上要用到大量的介质材料，某些介质材料还必须直接暴露于空间环境之中。

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Curriculum included: Electric power systems, 90; Signal processing, 88; systems and control, 92; Electric energy systems, 92; Solid-state electronics, 88; Communications, 94.

课程包括：电力系统，90分；讯号处理，88分；系统控制，92分；电力能源系统，92分；固体电子学，88分；通讯，94分。

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High thermal temperatures are a key barrier in the development of next-generation military electronics, such as high-power radars, electromagnetic weapons and all-electric aircraft.

高温是开发下一代军用电子器件，例如高功率雷达、电磁武器和所有的电动飞行器，遇到的关键障碍。

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Two low-temperature cooling circuits ensure that the four electric motors and the power electronics are maintained at an even operating temperature.

ENGADGET: Visualized: Mercedes-Benz SLS AMG E-Cell bares all

The electro electric systems business markets transformers, switchgears, circuit breakers, power electronics and control systems and others.

FORBES: Hyundai Heavy Industries

Its recent rebirth has been almost as rapid as its fall, helped by two related developments: power electronics capable of handling huge flows of current, and smaller, more powerful electric motors.

ECONOMIST: Electric ships