The evaluation was based on 13 imported nuclear instruments being used in the construction of expressway.

对某单位13台正在高速公路施工中使用的进口“核子仪”放射污染状况进行调查。

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Nuclear Instruments and Methods in Physics Research, Section a: Accelerators, Spectrometers, Detectors, and Associated Equipment.

物理学研究中的核仪器与方法，A辑：加速器，分光仪，检测器和相关设备。

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Nuclear plants need power to operate motors, valves and instruments that control the systems that provide cooling water to the radioactive core.

核电厂需要电力去操作电机，阀门，和仪表，去操作控制提供冷却水到反应器内部的系统。

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The Nucor system was forged by Kenneth Iverson (1925--2002), who transformed a failing nuclear instruments company into a hugely successful chain of steel minimills.

FORBES: U.S. Bosses

Concerns also emerged last year about the accuracy of nuclear reactor monitoring instruments during testing.

BBC: HMS Audacious: MoD announces ?1.2bn submarine contract

The vehicle is powered by what is essentially a nuclear battery that converts heat into electricity providing power to Curiosity's instruments as well as generating warmth during the frigid Martian nights.

WSJ: Curiosity, the New Mars Rover | Visualizer