With the plane Archimedean spiral antenna a calculation of the current on the antenna as well as its radiation is carried out and its frequency independence was verified.

并以平面阿基米德螺旋天线为例，计算了天线上的电流分布和辐射特性，验证了天线的频率无关特性。

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The Quality Department should specify scope, frequency, and methods of audit and maintain independence of auditors.

质量部应规定审核范围、频次、方法，并保持审核人员的独立性。

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Quality Department should specify scope, frequency, and methods of audit and maintain independence of auditors.

质量部应规定审核范围、频次、方法，并保持审核人员的独立性。

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