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While central air has become the standard of maintaining a comfortable temperature in modern homes, there are a number of ...

Abstract: A novel reflectarray unit cell formed by a pair of crossed dipoles with split rings for dual- and circular-polarization applications based on [1] is presented. The structure provides not ...

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H.Stars Fan Coil Unit include 10 standard models, each model has 2 kinds of products (standard and high static type). The products can meet the requirement of ...