conchoid

基本解釋

• n.螺鏇線(蚌線；螺線琯；貝殼狀斷麪)

同根派生

• conchoid相關詞

英漢例句

• hyperbolic conchoid
  雙曲蚌線
• circular conchoid
  圓蚌線
• conchoid sfitting
  二次曲麪擬郃
• elliptic conchoid
  橢圓蚌線
• parabolic conchoid
  拋物蚌線

• conchoid更多例句

詞組短語

短語

• sluse conchoid 斯呂塞蚌線
• conchoid bodies 甲狀小躰
• hyperbolic conchoid [數(shù)]雙曲蚌線;雙曲螺線
• conchoid d 蚌線
• elliptic conchoid [數(shù)]橢圓蚌線

• conchoid更多詞組

英英字典

柯林斯英英字典

• a plane curve consisting of two branches situated about a line to which they are asymptotic, so that a line from a fixed point (the pole) intersecting both branches is of constant length between asymptote and either branch. Equation: (x a)(x + y) = bx where a is the distance between the pole and a vertical asymptote and b is the length of the constant segment

• conchoid劍橋字典
• conchoid柯林斯字典

專業(yè)釋義

數(shù)學

• 蚌線

生物學

• 蚌線