以下为句子列表：
英文: If line length is half wave at a certain frequency and both the load resistance Rt and source resistance Rs are higher than the characteristic impedance Zo, then both the voltages at input and at load are maximum at that frequency and both the voltages at
中文: 负载端电阻及电源电阻均高于传输线特性阻抗情况下，当线长为某频率波长之半波，则输入端与负载端电压在该频率均为最高，在该频率之半时则电压均为最低。
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英文: If line length is half wave at a certain frequency and the load resistance Rt is lower while source resistance Rs is higher than the characteristic impedance Zo, then both the voltages at input and at load are minimum at that frequency and both the voltag
中文: 负载端电阻低于传输线特性阻抗及电源电阻高于传输线特性阻抗情况下，当线长为某频率波长之半波，则输入端与负载端电压在该频率均为最低，在该频率之半时则电压均为最高。
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英文: The cavity depth between the rigid panel and absorption material is adjusted in order to make the surface characteristic impedance of the absorption material mathch the surface characteristic impedance of the air, so the absorption coefficient is the maxi
中文: 该系统由一层吸声材料和可以移动的刚性板组成，调节刚性板与吸声材料之间的空腔深度，使得吸声材料的表面特性阻抗和空气的特性阻抗相匹配，从而使吸声系数达到最大。
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英文: Study on the Non-Uniformity of Characteristic Impedance of Coaxial Cables with Helical Corrugated Conductors
中文: 螺旋皱纹导体同轴电缆特性阻抗不均匀性研究
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