How it works: a 2-metre antenna and mobile generator produce and aim a beam of 95-gigahertz (3-millimetre) radiation.

工作原理：一个两米长的天线和移动发电器制造95束千兆赫(3毫米)的辐射对准目标。

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According to the principle of impulse GPR, the short pulse generator is an important basic circuit of GPR, it is an important part of radiation excitation and sampling circuit.

根据冲击型探地雷达的原理，窄脉冲发生电路是探地雷达的一个重要的基本单元电路，它是组成脉冲发射电路和取样变换电路的重要组成部分。

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After the plant was shut down, tests found some generator tubes were so badly eroded that they could fail and possibly release radiation, a stunning finding inside the nearly new equipment.

NPR: Calif. Reactors Might Be Retired If Restart Nixed