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A form of coaxial cable which USES air as a dielectric.
一种同轴电缆形式，使用空气作为绝缘体。
youdao
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It's a form of coaxial cable which USES air as a dielectric.
这是一种同轴电缆形式，使用空气作为绝缘体。
youdao
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It's a form of coaxial cable which USES air as a dielectric.
这是一种同轴电缆形式，使用空气作为绝缘体。
youdao