2) regression equation
回归公式
1.
According to the testing results the regression equations of the tensile strength, the prismatical compressive strength and elastic modulus of concrete as a function of compressive strength and dry density were obtained, and then were compared with the regression equations in respective specifications.
根据试验结果,将混凝土的轴心抗拉强度、轴心抗压强度、弹性模量与混凝土的抗压强度以及干表观密度的关系进行了回归分析,并将得到的回归公式与有关规程确定设计标准值时采用的回归公式进行了比较。
2.
The regression equation introduced in this article has good correlation a.
本文建立的回归公式相关性好、误差小、无需修正,适用于泵送混凝土的工程检测。
3.
In addition, the regression equations are verified with the records of ground motions.
另外,还用近场地震记录对简化冲击的回归公式进行了验证。
3) regression formula
回归公式
1.
For reasons given above , I obtain regression formula which show the discipline with distance change in the vertical, tangential and the radial direction of vibration of the spot source , conducts the researchand the comparison to this formula.
本文总结了实测振动波对建筑物影响的几种方法和点振源振动对环境的影响,得出点振源引起地面振动竖向、切向和径向振级衰减随距离变化的统计回归公式,对该公式进行了研究和比较。
2.
A regression formula which can be suitable for the elastic modulus of dry-mixed SCC is proposed.
对比分析了干拌自密实混凝土弹性模量与普通混凝土弹性模量的异同,并运用现行规范中采用的回归模型对干拌自密实混凝土弹性模量与抗压强度的关系进行回归,提出了适合干拌自密实混凝土弹性模量计算的回归公式。
4) recursion formula
递归公式
1.
Based on the Gaussian kernel function, the recursion formula of bandwidth is derived.
在未知总体分布的情形下,给出密度核估计中选择窗宽的一个新方法,并在选取高斯核的情形下,推导出计算窗宽的递归公式。
2.
Based on recursion formula of two given sequences whose lengths are n and m,and applying the skill of generating function,the enumberation expression is concluded.
应用组合数学的技巧研究了两个序列比对的计数问题,根据已知两个长度分别为n、m的DNA序列比对的递归公式,利用发生函数求出了两序列比对数的表达式。
5) recursive formula
递归公式
1.
Particular solutions of some elliptic partial differential equations via recursive formulas;
基于递归公式求解某些椭圆型偏微分方程之特解(英文)
2.
Based on the uniform recursive formula, four methods (central difference method, Newmark′s method, Z-transform method and Duhamel′s step integral method) are systematically studied.
本文在简要总结了计算单自由度系统地震反应频域方法和时域方法的特点之后,按照统一的递归公式,系统地对计算单自由度体系的四种时域方法即中心差分方法、Newmark方法、Z变换方法、Duhamel逐步积分法进行了对比研究。
3.
In this paper,we analyze firstly the relationship between positive regions in the context of rough set and in light of which we derive a simple recursive formula for computing the approximation quality.
首先分析粗糙集中不同正区域之间的关系 ,在此基础上推导出近似精度计算的一个简洁的递归公式 。
6) recurrence formula
递归公式
1.
In this paper,properties of generalized Stirling numbers of the second kind are discussed,some new recurrence formulas for Stirling numbers of the second kind have been obtained.
讨论了广义第二类Stirling数的性质,得到了第二类Stirling数的一些新的递归公式。
2.
In this paper, we obtain a recurrence formula of Riemann Zeta function ζ(s) while s is an even number.
本文利用Fourier级数理论得到Riemann Zela函数ξ(s)在s为偶数时的一个递归公式。
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