前向辐射的英文

• forward radiation

• "前"英文翻译    front
• "向"英文翻译    direction
• "辐射"英文翻译    radiation; exposure; radio; ...
• "背向辐射" 英文翻译 :    back radiation
• "定向辐射" 英文翻译 :    directed radiation; directional beam; directional radiation; diretional rediation
• "反向辐射" 英文翻译 :    back radiation; backward radiation; reradiate
• "反向辐射体" 英文翻译 :    back radiator
• "非定向辐射" 英文翻译 :    non-directional radiation
• "后向辐射" 英文翻译 :    backward radiation
• "后向辐射瓣" 英文翻译 :    rear lobe
• "全向辐射" 英文翻译 :    omnidirectional radiation
• "全向辐射仪" 英文翻译 :    omnidirectional radiometer
• "三向辐射" 英文翻译 :    triradiation
• "三向辐射线" 英文翻译 :    triradiate lines
• "无向辐射器" 英文翻译 :    nondirectional radiator
• "向辐射性" 英文翻译 :    radiotropism
• "大气反向辐射" 英文翻译 :    atmospheric back radiation
• "定向辐射强度" 英文翻译 :    directional radiation intensity
• "端射,轴向辐射的" 英文翻译 :    end-fire
• "反向辐射体波" 英文翻译 :    reradiate body wave
• "后轴向辐射图" 英文翻译 :    rear axis pattern
• "全向辐射天线" 英文翻译 :    omni aerial; omnidirectional aerial
• "斜向辐射天线" 英文翻译 :    skew antenna
• "直接定向辐射" 英文翻译 :    head on radiation; head-on radiation
• "轴向辐射天线" 英文翻译 :    end-on-fire antenna

• This antenna is a transmission line structure with propagation constant increasing from negative to positive values , providing the backward to forward scanning capability as frequency is increasing
  这种天线基于传输线结构，其传播常数由负值增加到正值，显现出一种随频率增加而具有的由后向辐射变为前向辐射的特性。
• The results indicate that compared with the antenna without reflecting structure , the proposed antenna achieves broader impedance bandwidth , increases the forward radiation gain and has stronger backward radiation suppression
  结果表明，与没有地平面反射结构的天线相比，该印制偶极子天线增加了抗带宽，提高了前向辐射增益，抑制了后向辐射。
• The result shows that the pbg structure has obvious character of forbidden band at the suitable size , and can be designed to good performance microwave filter . the pbg structure have the character of high resistance , that can reinforce the forward radiation , and reduce the backward radiation , increase the directivity , improve the gain and ameliorate the performance of the antenna . in addition , the pbg structure can also greatly increase the isolation and significantly decrease the coupling between the antenna elements
  研究结果表面，取合适的尺寸时， pbg结构具有明显的禁带特性，可以设计成性能良好的微波滤波器； pbg结构具有高阻特性，把这种特性用于微波天线时， pbg结构可以加强前向辐射，减小后向辐射，增大天线的方向性系数，从而提高天线的增益，改善天线的性能，另外， pbg结构还可以大大提高天线单元之间的隔离度，显著减小天线单元间的耦合。