面積守恆 的英文怎麼說

中文拼音 [miànshǒuhéng]
面積守恆 英文
area conservation
  • : 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...
  • : Ⅰ動詞(積累) amass; store up; accumulate Ⅱ形容詞(長時間積累下來的) long standing; long pending...
  • : Ⅰ動詞1 (防守; 看守) guard; defend 2 (守候; 看護) keep watch 3 (遵守; 遵循) observe; abide b...
  • : Ⅰ形容詞1 (永久; 持久) permanent; lasting 2 (平常; 經常) usual; common; constant Ⅱ名詞1 (恆心...
  • 面積 : [數學] area
  1. The most important property for hamiltonian systems is the poincare and liuville ' s conservation law of phase areas, i. e., the phase flow is a one - parameter symplectic transformation

    哈氏系統最重要的性質是龐加萊-劉維爾的一系列相律,即系統的相流是一個單參數的保辛變換。
  2. When the author sets up the mathematics model with describing the process of two - dimensional debris flow, he develops the continuity equation by the law of conservation of mass and establishes the momentum equations by the law of conservation of momentum. the author makes full use of the advanced computer technologies, establishes the finite difference equation of numerical simulation by the differential operator fission method, and writes programs for computers which contact friendly with the other programs. the parameters are directly input on the keyboard

    在泥石流堆數值模擬方,作者以前人工作成果為基礎,在建立數學模型時,根據質量原理,推導建立了泥石流連續性方程,根據動量原理,推導建立了泥石流運動方程;在數值解法上,充分利用高速發展的計算機技術,採用運算元分裂法建立數學模型的差分格式,開放式編製程序,人機對話方式設置參數,計算機程序具有通用性、可擴展性和易維護性。
  3. Principle of conservation of area

    面積守恆原理
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