波瓣功率寬度 的英文怎麼說
中文拼音 [bōbàngōnglǜkuāndù]
波瓣功率寬度
英文
lobe half-power width- 波 : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
- 瓣 : Ⅰ名詞1 (花的分片) petal2 (植物的種子、果實或球莖可分開的小塊兒) clove; segment 3 (物體破碎後...
- 功 : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
- 率 : 率名詞(比值) rate; ratio; proportion
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
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The experimental results show : the flattop phenomenon on the diode voltage pulse was very apparent for using the carbon fiber cathode, that is to say, the pulse duration of the diode voltage was widened ; moreover, under the condition of the same power of microwave, the pulse duration of the out - put microwave was prolonged by about 30 % ; the peak power of the microwave was enhanced by 3db
通過在裝置上做的兩種陰極的對比實驗,結果顯示:碳纖維陰極的使用,改善了電子束質量,使輻射微波的脈寬增加了30 %以上,輻射主瓣方向上的功率密度提高了3db以上,頻譜分佈較純凈,實現了微波的高效輸出。The e - plane and h - plane half power beamwidths of all linear arrays are 15 ~ 25 and 65 ~ 75, respectively. the arrays have achieved expected goals and fit for vehicle anti - collision radar
所有線陣的e面和h面半功率波瓣寬度分別在15 ~ 25之間和65 ~ 75之間。The author ? major contributions are as follows. 1. with the performance requirement ( the pattern of the antenna, the rang of scanning angle, the maximal sidelcbe level and the beam ~ vidth ) givcn, a method is presented to determine the basic parameters of a serpentine feed, which includes the distance and ~ vaveguide length bet ~ veeii t ~ vo couplers, the size of the arrays and the number of components
根據天線的工作頻帶、掃描范圍、副瓣電平、半功率寬度等技術指標要求,給出了確定波導慢波線基本結構尺寸的計算公式,即對相鄰單元之間的空間距離、耦合器之間的饋線波導長度、陣列的大小和單元數的計算。
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