plane cubic curve [数] 平面三次曲线
plane cubic system 平面三次系统
cubic plane 立方面
fifth cubic plane 第五立面
plane homogeneous cubic system 平面齐三次系统
cubic tendency plane 三次趋势面
fifth cubic plane landscape 第五立面景观
This paper discuss the locally topological structure of higher order singular point for the plane cubic system in the first critical case and give a criterion by the coefficients of polynomials.
讨论了第一临界情形下的平面三次系统高次奇点的局部拓朴结构，并给出利用多项式系数的判断准则。
A 25.12 centimetres of the column basal plane circumference, is high 24 centimetres, cuts it into a maximal cone, cuts cubic centimeter volume number going to.
一个圆柱的底面周长25.12厘米，高24厘米，把它切成一个最大的圆锥，切去的体积多少立方厘米。
A method of calculating crystal plane spacing in centered cubic structure is proposed, and several examples are given to verify the validity of this method.
提出了一种计算有心立方结构面间距的方法，并给出了几个简单算例。
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