字典二二>英语词典>unknown quantity翻译和用法

unknown quantity

英 [ˌʌnˈnəʊn ˈkwɒntəti]

美 [ˌʌnˈnoʊn ˈkwɑːntəti]

未知量;未知数

化学

英英释义

noun

  • a variable whose values are solutions of an equation
      Synonym:unknown
    1. a factor in a given situation whose bearing and importance is not apparent
      1. I don't know what the new man will d

    双语例句

    • Equations for the projections of various vectors onto the moving nxes and the unknown quantity and its projection in the moving coordinate system is found thereby.
      在此基础上,列出各矢量在动坐标轴上的投影方程,并求出未知量及未知量在动坐标系中的投影。
    • Youth is the smile of the future in the presence of an unknown quantity, which is itself.
      青春就是未来在向一个陌生人微笑,而这陌生人就是自己。
    • You must eliminate an unknown quantity.
      你必须消去一个未知数。
    • The paper mainly expounds the establishment of the linear regression equation with one unknown quantity, and discusses the influence factors for the regression of calibration curve, the ways of analysis interrelated with regression equation.
      文章主要阐述了一元线性回归方程的建立,影响校准曲线回归的因索以及如何应用回归方程进行相关分析。
    • The new teacher is still very much an unknown quantity but we have hopes that he will is a valuable member of our team.
      新教师是谁现在还难以预料,但我们希望他会成为我们队里的重要一员。
    • Use 0-1 combined type BEM to establish discrete boundary integral equation with potential function and its normal derivatives as unknown quantity in node;
      利用0-1混合型边界元剖分计算域的所有边界和通过波面高度和势函数的时间过程推算,建立节点上以势函数和波面高度增量为未知数的离散型边界积分方程;
    • To remove ( an unknown quantity) by combining equations.
      消去通过等式合并消去(一个未知量)
    • In algebra, the sign x usually denote an unknown quantity.
      在代数中,x符号通常代表一未知的量。
    • Inquiring Into Determining the Unit Price of Piece Rate Wage by the Regression Linear Equation With One Unknown Quantity
      运用一元线性回归方程制定计件工资单价的探讨
    • Woman, even more than the working class, is the great unknown quantity of the race.
      妇女比工人阶级蕴藏着更多的未知数。