A difference quotient-numerical integration method is adopted to solve radiative transfer problems in an anisotropic scattering slab medium.
采用差商-数值积分法求解辐射迁移问题。
Through the suitable selection of difference quotient and correction of the one-dimension inaccuracy linear searching, scope of the improved method is extended.
从应用角度出发，首先，将约束变尺度法改进为一般约束条件，通过适当选择差商形式和对一维不精确线性搜索方法的修正，扩大了该方法的适用范围。
A hybrid algorithm for topology optimization of trusses with discrete variables is developed which combines relative difference quotient algorithm with chaos optimization.
将相对差商法和混沌优化结合起来，形成求解离散变量桁架结构拓扑优化设计的混合算法。
On the basis of Newton method, Secant method used the difference quotient instead of calculating the value of derivative. his thesis derives improvements of Newton method.
弦截法在牛顿法的基础上，利用差商来回避导数值的计算。本文推导了牛顿迭代法的各种改进方法。
The difference of adaptive behavior quotient between children who had different home environment and education methods was significant.
不同家庭环境和教养方式的儿童适应行为差异有显著性。
To know about the difference between the feeblemindedness (FG) and normal (NG) children at the intelligence quotient (IQ) and the emotional indicator (EI) in the Human Figure Drawings (HFDs).
为了解辅读小学与普通小学儿童的绘人试验在智商及情绪指征方面是否有差异。
For example, the sum, difference, or product of two integers is an integer, but the quotient of two integers need not to ne an integer.
例如，两个整数的和、 整数的定理 。 例如 ， 两个整数的和 、差和积仍是整但是商不一定是整数。 数 ， 但是商不一定是整数 。
In this paper we introduce special morphisms on difference sets and we prove that the quotient of the equivalence classes defined by special morphisms is a difference set.
在差分集中引入了特殊态射，证明了由特殊态射定义的等价类所作成的商还是差分集。
According to the optimization example of one space truss of a gymnasium, the efficiency and the feasibility of the difference-quotient-method is proved.
通过对某体育馆网架结构的优化设计示例，证明了本优化设计方法的有效性和可行性。
According to the optimization example of one space truss of a gymnasium, the efficiency and the feasibility of the difference-quotient-method is proved.
通过对某体育馆网架结构的优化设计示例，证明了本优化设计方法的有效性和可行性。
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