In riser design of steel casting, modulus method is the most widely used method, and the cubic equation method is a most close method in modulus method.
在铸钢件冒口设计中 ,模数法是一个广泛应用的计算方法 ,三次方程解析法是模数法中较为严密的计算方法。
In this paper,the author completely studied on the roots of the cubic equation over the field F .
完整地给出了F(设F是一个pk 元域 )上的三次方程根的状况 :在F中有且仅有一个根 ,或一个单根与一个二重根 ,或三个互异的根 ,或没有根 。
Let F be a field of 3 k elements and x 3+ax 2+bx+c=0 be a cubic equation over the field F.
F是一个 3k 元域 ,证明了F上的三次方程x3+ax2 +bx +c =0在F中有一根 ,或一根与二重根 ,或三个互异的根 ,或没有根 。
In this paper, a normal 16th order trimagic square is published for the first time.
本文首次给出了一个正规的16阶三次幻方。
A cubic expression, curve, or equation.
三次表达式，三次曲线，三次方程
10 to the power of 3 is 1000.
十的三次方是一千。
The square root and the cubic root of the dielectric constants are linearly related to the volume ratios.
介电常量的二次及三次方根与密度成线性关系。
On the Cubic Equations over a Field of p~k(p>3)Elements;
关于p~k(p>3)元域上的三次方程
Stability of the cubic functional equation in a non-Archimedean space
Non-Archimedean空间中三次方程的稳定性
Of the third power, order, or degree.
立方的三次幂的、三次的或三度的
A Solution to Three Types Continuance Linear Even Differential Equation of Two Times Complete Cubic;
二次方三项式线性齐次微分方程的解法
three coat,three bake
“三涂三烘” 工艺(反复涂三道漆，烘干三次的施工方法)
A Positive Integral Solution to the Indefinite Cubic Equation with 36 Equality Signs;
具有三十六个等号的三次不定方程的正整数解
Research on Three-dimension Reconstruction Based Cubic B-Spline
基于三次B样条的三维重建方法的研究
Tactics of Mass Media Propaganda of the Third Ku Klux Klan Movement in the United States
美国第三次三K党运动的大众传媒方略
That was the third time that I had visited the place.
那是我第三次参观那地方了。
The APEC Cooperative Model and Its Evolution from the Perspective of the Historic Crossfire
从“三次交锋”看APEC合作方式的演进
That was the third time I had visited the place.
那是我第三次造訪那地方了。
A good pickup and throw from third base.
一次良好的从三垒方向拾球投出
In this paper, the problem of limit cycle for a cubic system is studied.
讨论三次系统(方程式略)的极限环问题。
There have been three accidents in this very same place!
就在这里同一个地方，发生过三次事故。
Direct Search Method of Quadratic Tridiagonal Interpolation Model;
二次三对角插值模型的直接搜索方法
