主动力单元（PPU）是一种可搭载空中和公路运输，拖车式1.3MW （兆瓦）发电机组，这也是终端高空防御系统（THAAD）的关键组成部分。

The Prime Power Unit (PPU) is an air- and highway-transportable, trailer-mounted 1.3MW (megawatt) Generator Set, a key component of the Terminal High Altitude Air Defense (THAAD) system.

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提出一种把基于D - S理论的数据融合技术应用于地面防空火力单元选择干扰手段进行反导防御的方法。

A method in which the data fusion technique based on D-S theory is applied to the ground antiaircraft firepower cells to select the jamming means for anti-missile defense is presented.

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防御性军事战地远程控制系统硬件由指控单元、中央单元、直流电源和外设单元组成。

The hardware of remote control system for defensive military battlefield consists of Command and control unit, central unit, DC power supply and peripheral units.

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