该无线电的军标金属外壳可以使其潜入水下两米仍然正常工作。
The radio\'s Mil-Spec metal housing is submersible to two meters.
该无线电的军标金属外壳可以使其潜入水下两米仍然正常工作。
The radio's Mil-Spec metal housing is submersible to two meters.
金属波导用在微波炉、雷达系统、无线电望远镜等技术。
Metal waveguides are used in such technologies as microwave ovens, radar systems, radio relay systems, and radio telescopes.
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