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
- 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。 - You must eliminate an unknown quantity.
你必须消去一个未知数。 - By the way, the unknown quantity of the integral equations arising in these problems is the equivalent density of current.
在求解过程中所建立起来的积分方程均以等效电流为未知量。 - With the impact of large deformation consolidation, the fluctuate part of rigidity matrix was contained fundamental unknown quantity.
受大变形的影响，在纽曼随机有限元求解过程中，刚度矩阵波动值也含有未知量增量的相关项。 - John is a possibility for the job, but he is still an unknown quantity.
约翰可能获得这工作但现在还是个未知数。 - 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。 - By means of regression equation with one unknown quantity for leaf area of Biota orientalis, ecological and economical benefits of this tree species were quantitatively obtained.
通过求出侧柏叶面积的一元回归模型，定量说明济南近郊山体侧柏树的生态效益、经济效益。 - Phrases like "a number" or "the number" tell us our expression has an unknown quantity, called a variable.
像一个数或这个数之类的短语，告诉我们表达式中含有一个未知量，称之为变量。 - 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。 - 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。