Magnetron has filamentary cathode with small time hearting the shielded cathodic site liquid and air cooling and also the filter built-in by radio.

该磁控管具有加热时间短的阴极，屏蔽阴极，液体和空气冷却，内建无线电滤波。

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The far side has been suggested as a potential location for a large radio telescope, as it would be shielded from possible radio interference from Earth.

月球远侧被建议为安置大型射电望远镜的潜在地点，因为这个地点能够躲避可能来自地球的射电干扰。

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Keep seized phones in metal-plated Faraday bags or other radio-frequency-shielded container until their data can be copied.

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