挑孔 的英文怎麼說

中文拼音 [tiāokǒng]
挑孔 英文
pointelle
  • 挑 : 挑Ⅰ動詞1 （用肩膀支起扁擔來搬運） tote with a carrying pole; shoulder 2 （挑選） choose; pick; se...
  1. However, with the increasing of the relative aperture, it presents a austere challenge for manufacturing and testing technology

    但是，隨著相對孔徑的增大，對加工技術和檢驗都提出了嚴峻的挑戰。
  2. For a single plunging jet, two optimization models are respectively introduced according to the jet trajectory distance and the depth of scour pool, and the optimal computation of the jet trajectory distance in xiao - wan project demonstrates that these models are reasonable ; 5

    對于單股挑流消能水舌，以挑距和沖坑深度為控制目標，分別首次建立了優化數學模型，並通過對小灣拱壩單孔挑流水舌的計算，說明所提出的數學優化模型是可用的； 5
  3. For two up and down plunging jets, an optimization model is introduced according to maximum energy dissipation. in this model, the exit angle of jet is first considered actually. the optimal computation of the energy dissipation between two impinging jets in xiao - wan project demonstrates that this model is reasonable too ; 6

    對于上、下雙股挑流水舌，以碰撞消能率為優化目標，首次考慮了出口水舌的坦化影響因素，建立了優化數學模型，並通過對小灣拱壩壩身表、中孔水舌的碰撞計算，認為所提出的數學優化模型是可用的； 6
  4. “ we need a few top level purchases, ” the no 10 told the corriere dello sport newspaper

    「球隊需要新的面孔，如果我們想在即將開始的意甲聯賽成為冠軍爭奪組里的一個強有力的挑戰者的話。 」
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