tangent method

The detailed principle of tangent method of 3D curvature and the ways to improve accuracy are also discussed.

详细介绍了空间曲线切线法的测量原理及提高测量精度的措施等。

On regular highway reconnaissance work, the tangent offset method is the most common one on highway route center stake layout, but this method is limited because of route tangent as baseline for offset.

在公路常规勘测设计工作中，切线支距法是一种常用的中桩放样方法，但该方法以路线切线为基线，使用条件受到限制。

The basic frame of the theory of tangent modulus in fracture mechanics is builded, and the new method of tangent modulus factor to calculate nonlinear critical fracture stress is presented.

本文论述了断裂力学中的切线模量理论的基本框架，提出了求解非线性断裂临界应力的新方法&切线模量因子算法，并对该方法同现有的COD法作了理论上和计算上的比较。

An experimental study method to determine the limit load of cylindrical shells with large opening by twice elastic slope method and two tangent method was presented.

通过试验研究分别用两倍弹性斜率法、双切线法确定了内压作用下圆柱壳大开孔结构（d／D≥0.5）的极限载荷。

Newton Consistent Tangent Stiffiness Method of Elastic-Plastic Plate Finite Element Method

板料成形有限元分析的牛顿一致迭代算法

Spherical metal tank is measured by light tangent method, and the uncertainty of measurement results is calculated by analysing the centre distance, horizontal angle and left and right tangent distance to the top etc.

环形金属罐的测量采用光切法，通过分析中心距、水平夹角、左右切点天顶距等参数，计算球形金属罐容量测量结果的不确定度。

Research on the motion track of the aspheric optical parts processing based on the tangent rotary method

切线回转法加工非球面光学零件运动轨迹研究

High-precision measurements of the magnetic data were changed to correct date, correct height, horizontal gradient correction, base correction and normal market correction, threshold in determining the terrain correction, component extraction, tangent method and the forward fitting.

对高精度磁测数据进行了日变改正、高度改正、水平梯度改正、基点改正和正常场改正，异常下限确定，地形改正，分量提取，切线法及正演拟合。

Empirical tangent method for reservoir depth estimation has been put forward by studying a relation between apparent-resistivity abnomal width and oil reservoir depth.

并在深入研究视电阻率ps异常宽度与油气藏埋藏深度之间的内在联系的基础上，提出了一种关于计算油气藏埋藏深度的经验切线法。

The principle and implement process of the conventional method, and the tangent sphere method are analysed.

分析传统方法和切球法确定发射方向的原理及实施过程，说明切球法更为方便。

We put forward in this article the method of applying common tangent circle drawing to ellipses.

提出应用公切圆法画椭圆,可不必推平行线和多次加长圆规,只需用直线尺作图,且理论上误差为零.

Tangent Spectrum Method for Nonlinear Seismic Response of RC Structures

非线性结构地震反应分析的切线谱法

Calculation of common tangent method to varying stiffness leaf spring system with bending cover supporting

曲面支承形式变刚度板簧系统的共切线计算法

According to the discussion of approximate computation model about Taylor series method and Newton tangent method, the approximate solution of Newton tangent method is improved.

在讨论近似计算模型泰勒级数法和牛顿切线法的基础上，改进了牛顿切线法求近似值的方法，并给出了具体问题的解决过程。

Calculation of leaf spring of varying stiffness with common tangent method

渐变刚度钢板弹簧的共切线计算法

The Tension Calculation of Loading Cable of Suspension Cable-crane based on Newton Tangent Method

基于牛顿法求解全悬式缆索起重机承载索张力的研究

A Tangent Method of Residual Function to Solve Problems of General Eigenvalue

求广义特征值问题的残余函数切线法

And on this basis, several usual survey calculation methods such as average angle method, corrected average angel method, balance tangent method, minimum curvature method and cord segment method were examined.

在此基础上对常用的平均角法、校正平均角法、平衡正切法、最小曲率法、弦步法以及它们的平均井眼位置的误差进行了对比分析。

Research on New Principle of Processing Large-diameter& High-order Aspheric Optical Parts with Rotary Tangent Method

切线回转法加工大型高次非球面光学零件新原理的研究

Therefore the axisymmetric high order aspheric optical part processing efficiency is greatly improved. Firstly, the mathematical model of the forming path curve characteristic parameters and the tangent method forming theory mathematical model of the turning around point Go to processing in the actual processing system were established.

首先建立了成形轨迹曲线特性参数的数学模型及实际加工系统的以Go点为转动中心的切线法成形理论数学模型。

The Tangent Method About the Internal Revenue Ratio of the Establishing Item

求解建设项目内部收益率的切线法

By converting test condition to the standard pressure condition, calculation accuracy of average pressure impulse coefficient method is superior to that of tangent method.

换算到标准压强条件下，平均压强冲量系数法的计算精度优于切线法的计算精度，并作出了计算验证。

When surveying major diameter and higher hanging pipeline, common trigonometric leveling can't meet precision requirement, but tangent method surveying can meet precision requirement.

在悬空管线测量中，对于管径大、悬空高的管线，用普通三角高程法测量很难满足精度要求，而用切线法测量则很容易达到精度要求。

Drawing Perspective Shadow on Conical Surface by Tangent Plane Method

切平面法作圆锥画面透视阴影

Application of Evaluating Extreme Value with Newton ( Tangent) Method in Evaluation of Water Quality Model Parameter

牛顿（切线）法求极值在估算水质模型参数中的应用

Chord Tangent Method in the Measurement and Design of Railway Curves

弦切法测设铁路曲线

Applicability of effective tangent modulus method in evaluation of buckling strength of long-span cable-stayed bridges

有效弹性模量法在大跨斜拉桥稳定计算中应用

This paper introduces a handy method to measure the base level mid-diameter of taper thread guage with image and axes tangent method on the omnipotence tool microscope.

介绍一种在万能工具显微镜或大型工具显微镜上用影像法、轴切法测量圆锥螺纹塞规基面中径的简便方法。

Consistent tangent stiffness method and its application to three-dimensional elastoplastic finite element analysis

一致切线刚度法在三维弹塑性有限元分析中的应用

Calculation of Vapor-Liquid Equilibrium by Using Parallel Tangent Method

平行切线法用于汽液平衡的计算