射線錐面 的英文怎麼說

中文拼音 [shèxiànzhuīmiàn]
射線錐面 英文
ray cone
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : Ⅰ名詞1. (錐子) awl2. (似錐物) awl-shaped things 3. (錐體) cone Ⅱ動詞(鉆) drill; bore
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  1. Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results

    這種方法的積分方程的積分核里含有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平阿基米德螺旋天,平等角螺旋天,軸向模圓柱螺旋天,具有固定升角的圓螺旋天和圓等角螺旋天為例,用矩量法求解了天上的電流分佈,研究了螺旋天的寬頻帶特性,所得的結果均與參考文獻吻合很好。
  2. Characteristic ray cone

    特徵射線錐面
  3. First, a map between the cones and tangent surface on c - b zier curve und two - dimensional plane is found respectively and then a ruled surface between two bezier curves is constructed and a sufficient condition on its developablity is given

    Zier曲上的和切,分別建立了它們到平的等距映,給出了c - b ? zier曲、切的展開方法。然後,構造兩條空間b
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