适当的阻抗加载能有效降低天线rcs，同时还能保证天线的辐射性能。
Proper impedance load can reduce RCS effectively, meanwhile antenna's gain and radiation efficiency are not affected.
在平面单极子天线的末端采用蛇形结构，并在适当的位置加载，将大大减小天线尺寸，扩展阻抗带宽。
Using snake structure at the end of the planar monopole and adding load at proper position can decrease the size greatly and broaden the impedance bandwidth.
本文研究阻抗加载对雷达目标微波成像的影响。
The effects of impedance loading on microwave imaging of radar target are investigated.
而且，对于恒定额定功率设置的PZT换能器系统，温度的改变导致PZT换能器实际加载的功率及阻抗的改变。
Moreover, for the fixed power setting of PZT transducer, the temperature change can lead to difference in actual power and impedance of PZT transducer.
本文提出一种新的馈源结构，由金属脊喇叭加载一个介质阻抗壁构成，经优化减小了馈源的体积和重量。
A novel horn feed composed of metallic ridged horn and dielectric impedance wall which has small dimension and weight is introduced.
此处采用在光壁圆锥喇叭内加载一个外形渐变的金属柱体来改变天线的输入阻抗，调节金属柱体的尺寸，包括两端的口径和长度，可以在要求的频段得到理想的输入阻抗。
By modeling the parameters of metal cylinder such as the diameters of both ports and the length of the metal cylinder, the demand input impedance of the conic horn can be obtained.
此处采用在光壁圆锥喇叭内加载一个外形渐变的金属柱体来改变天线的输入阻抗，调节金属柱体的尺寸，包括两端的口径和长度，可以在要求的频段得到理想的输入阻抗。
By modeling the parameters of metal cylinder such as the diameters of both ports and the length of the metal cylinder, the demand input impedance of the conic horn can be obtained.
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