This summer one of Mississippi's prisons installed a system known as managed access—the first such installation in a mainland American prison, though a prototype has been tested in Puerto Rico.

今年夏天，密西西比州的一家监狱安装了一个叫做“信号门禁”（managed access）的装置。尽管波多黎各已对此装置的雏形进行过实验，但是在美国境内还是首次安装。

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This summer one of Mississippi's prisons installed a system known as managed access-the first such installation in a mainland American prison, though a prototype has been tested in Puerto Rico.

今年夏天，密西西比州的一家监狱安装了一个叫做“信号门禁”(managed access)的装置。尽管波多黎各已对此装置的雏形进行过实验，但是在美国境内还是首次安装。

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Developed a Capacitive Current Collector prototype with opposite disc layout, and analyzed of a fixed installation on the performance of the work.

研制出一种具有相向圆盘式布置方式的电容式集流环样机，分析了固定安装方式对集流环工作性能的影响。

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With traditional IT models, a decision to prototype a new system generally involves the procurement and installation of expensive hardware, with the associated checks and delays that conventional purchasing requires.

FORBES: Cloud Computing Now Makes It Easier (and Cheaper) to Innovate: Study