焦拋物線 的英文怎麼說

中文拼音 [jiāopāoxiàn]
焦拋物線 英文
focal parabola
  • : 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;...
  • : 動詞1. (扔; 投擲) throw; toss; fling 2. (丟下; 拋棄) leave behind; cast aside; abandon
  • : 名詞1 (東西) thing; matter; object 2 (指自己以外的人或與己相對的環境) other people; the outsi...
  • : 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...
  1. A parabolic concave mirror can converge parallel light rays to its focus, and also collimate light rays that pass through its focus

    面凹鏡會把平行而來的光聚集在一點點,亦會把源自點的光平行向外反射。
  2. A calculation method and calculation results that show that a new kind of shaped paraboloid antennas can produce a ringy radiation pattern is presented

    摘要通過數值計算發現:將繞通過點的非對稱軸旋轉而形成的賦形面天可產生環狀的方向圖主瓣(此主瓣指的是主瓣最大值處) 。
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