unknown quantity
英 [ˌʌnˈnəʊn ˈkwɒntəti]
美 [ˌʌnˈnoʊn ˈkwɑːntəti]
未知量;未知数
英英释义
noun
- a variable whose values are solutions of an equation
- a factor in a given situation whose bearing and importance is not apparent
- I don't know what the new man will d
双语例句
- This way, the problem in a finite element analysis, the unknown field function or its derivative values in each node becomes a new unknown quantity ( that is, degrees of freedom).
这样一来，在一个问题的有限元分析中，未知场函数或其导数在各个结点的数值就成为新的未知量（亦即自由度）。 - To remove ( an unknown quantity) by combining equations.
消去通过等式合并消去（一个未知量） - 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。 - What we would find if we could fly to the moon is an unknown quantity.
如果我们能飞到月球上去，在那里我们将会发现什么，这是很难以预料的。 - 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。 - If he was to quench his thirst for knowledge, he could do nothing other than explore the unknown quantity.
他要满足求知欲没有别的办法，只能到自己陌生的领域中去探索。 - As a teacher, he's still an unknown quantity.
作为一名老师，人们还不知道他是什么样。 - Because of the introduction of the unknown quantity of high, many problems generate, such as ranging-error larger, unknown location information increased. The problems result in poor stability of equation-solving, low positioning-accuracy and serious error accumulation.
由于引入了高度坐标的未知量，产生的测距误差影响变大、未知位置信息增多等问题造成方程求解的稳定性较差、定位精度不高、误差累积严重。 - An equation in which the highest power of an unknown quantity is a square.
未知量的最高幂是平方的等式。 - To her the outside world was a totally unknown quantity.
对她来说，外部世界完全是个未知数。