The slave unit is located at the ground stations.

附属装置安装在地面台。

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Through the computer's control (remote control), master unit can control each slave unit realizing itinerant measurement by parallel addressing means.

通过计算机控制(遥控)，主机用并行寻址方式控制各台分机实现巡回检测。

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The micro-processor and VLSIC are core of the master clock, which consists of a control unit and can adjust all slave clocks (except standard time slave clock) clockwise and inversion quickly.

器件为核心，构成一控制单元，操作非常简单，且可以同时对所有子钟进行顺时针和逆时针快速调整，运行可靠。

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Argentine documents said the intelligence agent ran a slave labour unit at the feared navy school of mechanics.

BBC: Mexico boss held on torture charges

But Mexico's Reforma newspaper has accused him of being a former Argentine intelligence officer who ran a slave labour unit during the country's military dictatorship 20 years ago.

BBC: Mexico boss held on torture charges

At that time, that unit was a patriarchal compound that housed a polygamous multi-generational family supported by slave-labor and indentured servitude.

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