預聚焦透鏡 的英文怎麼說

中文拼音 [yùjùjiāotòujìng]
預聚焦透鏡 英文
prefocus lens
  • 預 : Ⅰ副詞（預先; 事先） in advance; beforehand Ⅱ動詞（參與） take part in
  • 聚 : 動詞（聚集; 聚積） assemble; gather; get together
  • 焦 : Ⅰ形容詞1 （物體受熱失去水分 呈現黃黑色並發硬、發脆） burnt; scorched; charred 2 （著急） worried;...
  • 透 : Ⅰ動詞1 （滲透; 穿透） penetrate; pass [seep] through 2 （暗地裡告訴） tell secretly; let out; lea...
  • 鏡 : Ⅰ名詞1 （鏡子） looking glass; mirror 2 （幫助視力或做光學實驗的器具） lens; glass 3 （姓氏） a s...
  • 聚焦 : [物理學] （使光或電子束等聚集於一點） focus; focusing; concentrate
  • 透鏡 : [物理學] lens; optical lens
  1. The system will be utilized to date present spot - focusing lens antenna. with further improvement of this system, it is possible to have more completed and efficient sampling of focal plane

    通過單波束和多波束聚焦透鏡天線的試驗，驗證了所設計的單波束和多波束聚焦透鏡天線達到了預期要求，為今後的工程設計打下了良好的基礎。
  2. Discussions and preliminary experiments are given for some potential applications of left - handed materials. experimental results which are in accordance with expects for the focusing of plane wave using symmetric rings and the focusing of radiate source using rings are obtained. simulation results are also obtained concerning the - like structure based backward radiate antenna and transmission line based left - handed structures

    對稱環結構異向介質凹透鏡的平面波聚焦、結構異向介質的點源會聚等實驗都得到了和預期接近的初步結果；對基於結構全固態異向介質後向波介質天線微波異向介質的實驗研究和基於微帶電路結構單元的異向介質進行了計算機模擬研究，也取得了較好的結果。
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