anechoic

A NSA model of impact anechoic chamber ispresented herein theoretically.

文章首先經過推導和計算,得出了一套計算緊縮型暗室的歸一化場地衰減(NSA)理論值模型.

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It is the important reference for the evaluation of anechoic chamber performances.

為評估全電波暗室的性能提供重要技術依據.

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Noise is measured in anechoic room.

?噪音值是在無音室中的測量值.

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Computation of the acoustic field in an anechoic tank is important for selection of absorption lining.

消聲水池的聲場計算對消聲水池尺寸的確定和所敷設的吸聲材料參數的選擇十分重要.

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The article introduces a new method about design electromagnetic wave anechoic chamber and provide basic flowchart.

從定性設計和定量設計兩方面,概述電波暗室的設計方法,給出了設計思想的流程圖.

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Maintain test and measurement area , including anechoic chamber , rooftop measurement area, and listening rooms.

維護所有測試配置和聽音設備及電纜.

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Responsible for anechoic chamber designs for EMC and antenna test and measurement requirements.

負責EMC、天線測試與丈量電波暗室設計.

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The paper establishes reverberation - anechoic chamber sound insulation test method via lot of test research and demonstration.

本文通過大量的試驗研究與論證,建立了混響室—消聲室法隔聲測量方法,填補了國內在該領域研究的空白.

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