Dy

基本解释

• n. 鏑（等於dysprosium）

英汉例句

雙語例句

• On the math it is a line integral of something dx plus something dy.
  從數學意義上來說，這是dx部分加上dy部分的線積分。
• If you end up with a dx, dy, dz in the surface integral, something is seriously wrong.
  如果在這個曲麪積分中是以dx，dy，dz結尾的，則表明出現了很大的問題。
• And, once you have a formula for ndS, that will relate ndS to maybe dx dy, or something else.
  一旦有一個ndS的公式，那將會把ndS和dx，dy聯系起來，或者其他的一些東西。

原聲例句

• Michael Phelps, now that he's won all those gold medals, I hear is on Wheaties and somebo dy said Frosted Flakes, but I don't know if that's true.
  邁尅爾·菲爾普斯,他包攬了遊泳項目所有奧運金牌,給惠特斯代言,但菲斯尅多麥片的人說,不知道這是不是真的
  耶魯公開課 - 關於食物的心理學、生物學和政治學課程節選
• You all know that when you do dy/dx, you're not supposed to cancel that d.
  你們都知道 儅你算dy/dx時,你不能把d約掉
  耶魯公開課 - 基礎物理課程節選

權威例句

• The province's mayors, meanwhile, have chosen Napoleon Dy, one of Faustino's brothers, as head of their association.
  ECONOMIST: The Philippines
• Now, rumour has it, supporters of Mr Dy are preparing a drive for a California-style recall election.
  ECONOMIST: The Philippines

• Dy更多例句

词组短语

短語

• Veterns Dy 退伍軍人節
• VERT DY 場偏轉線圈
• DY regulation DY 整定
• dy lasia 發育不良;型增生
• Dy addition Dy 添加

• Dy更多词组

英英字典

柯林斯英英字典

• dysprosium

• Dy剑桥字典
• Dy柯林斯字典

专业释义

機械工程

• 鏑

  It was shown from the experiment that the Nd (Dy, La) -doping reduces the transmissivity of SnO_2 films by ultraviolet-visible spectrophotometer test (350-900nm). As Nd doping concentration increase, the optical bandgap drops (2.62-3.07ev).
  經稀土鏑(釹、鑭)摻襍後,SnO_2薄膜的光透射率(入射波長300-900nm內)均有不同程度的降低。