Through optimizing the related parameters by modified simplex method, an optimizing conversion formula between hardness and strength for steels has been obtained, and the accurate conversion formula can be described as: σb=208.
运用改进单纯形法,通过调整有关参数,对钢的硬度与强度换算公式进行优化设计,得到换算精度更高的换算公式:σb=208。
In order to test the γ shielding effect of PET special working-boxes to 18F,the conversion formula using calculate formula of γ point-source absorbed dose rate and substitute 137Cs for 18F is deduced.
为了检验PET专用工作箱对18Fγ射线的屏蔽效果,采用γ点源吸收剂量率的计算公式,并以137Cs替代18F,推导出一个换算公式。
Derivations have been made with the least square method to have the conversion equation regressed,thus converting the ind.
本文利用最小二乘法进行推导计算 ,回归了换算公式 ,把图纸上的独立坐标换算成 BJS- 5 4坐标 ,支持了 GPS的施工导航。
According to the data of a model pumping station, the present equation is compared with other conversion equations, and its applicability is verified.
结合大型斜式轴流泵站水力模型临界淹没深度试验研究 ,就泵站进水口临界淹没深度相似准则进行探讨 ,提出了泵站进水口临界淹没深度换算公式 。
By using some transfer formulae, we may figure out the control point which is impossible for the surveyors to survey directly in engineering survey.
在工程测量中,可以用转换公式计算测量人员无法直接施测的控制点。
This paper gives a unified approach to Hsu s two classes of extended GSN pairs in the setting of Hsu-Riordan partial monoid which is a generalization of Shapiro s Riordan group, and moreover Hsu-Wang transfer theorem, Drown-Sprugnoli transfer formula and generalized Brown transfer lemma which display some transfer methods of different kinds of Hsu-Riordau arrays and identities respectively.
本文首先对Shapiro的Riordan群进行了推广,给出了Hsu-Riordan partialmonoid的概念,然后在此框架内,对徐利治先生的两类扩展型广义Stirling数偶进行了统一处理;建立了Hsu-Wang转换定理,Brown-Sprugnoli转换公式,以及广义Brown转换引理-它揭示了一些不同类型的Hsu-Riordan阵之间转换的方法,由此可产生大量的恒等式。
Resistance has something to do the roughness only in one-dimensional mathematics model based Saint-Venant Eq, and resistance changes and cant reflected by the original roughness after the newly-built project Get the conversion formula of local loss coefficient and roughness from the relation of frictional loss and local loss.
作者根据局部损失与沿程损失的关系,得到局部损失系数ξ与糙率n的转换公式,并结合工程实例应用一维模型对建立的转换公式进行了验证,表明在给定合理壅水最大值距离的前提下,该转换公式得到的糙率能够较真实地反应工程局部的阻力情况。
the formula for converting gallons into litres
加仑与升的换算公式.
One of the methods applies equivalence expressions, and the other applies generalized nondimensional physical quantities.
这两种方法适用于各种弹性模量和泊松比,比文献[]近似换算公式更精确。
Calculating Formula of Chebyshev Impedance Transforming Network of Low-pass Filter Form
低通式切比雪夫阻抗变换网络的计算公式
Functional Limit of its Composite Calculation and Variable Substitute Formula;
函数极限的复合运算法则与变量替换公式
Basic Equations for Gas Temperature and Pressure Compensation and Unit Conversion
气体温、压补偿基本公式及常用单位换算
Mathematical Reasoning and Practical Formulas for Frequency Spectrum Analyzing Method Using Fast Anti alias Fourier Transform
快速抗混迭傅立叶变换频谱计算法的推证及实用计算公式
The transform of Polish notation and inverse Polish notation in arithmetic expression;
算术运算式波兰式、逆波兰式的转换
After analysed recognition criteria, an horizon detection algorithm and transform formula for attitude angle are attained.
文中给出了地平线判别准则及相应的算法和姿态角变换公式。
A calculating formula for surface integrals under orthogonal transformation of space coordinates is given.
给出曲面积分在空间坐标的正交变换下的一个计算公式.
A FORMULA FOR AVERAGE CONVECTIVE COEFFICIENTIN LAMINAR BOUNDARY LAYER OVER A PLATE WITHUNHEATED LEADING EDGE
介绍一个非前缘加热的平均对流换热系数的计算公式
Change of Variables for General Formula of Non-homogeneous Linear Recursive Sequence with Constant Coefficients;
常系数非齐次线性递归数列通项公式计算的通项变换法
Universal Calculation Formula and System Calibration Method in Fourier Transform Profilometry
傅里叶变换轮廓术中一种普适的计算公式和系统标定方法
counting type analog-to-digital converter
计算式模拟-数字变换器
a mathematical calculation, formula, etc
数学运算、 公式等.
Hyperbolic Euler formula and Lorentz transformation;
双曲Euler公式与Lorentz变换
The Convergent Formula of Generalized Laplace-Stieltjes Transform;
Laplace—Stieltjes变换的收敛公式
Office Document Architecture/Office Document Interchange Format
办公室文件结构/办公室文件交换格式
Some Numerical Integration Formulae for Laplace Transform
拉普拉斯变换式的几种数值积分公式
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