取斜向前偏垂直的分区剪三角反曲线层次。
取定点放射分区,将发片带至第一片修剪三角反曲线层次。
Taking pivot section and over-direct each section to the first and cut a triangular concave technique.
主桅杆—滑翔机顶部的垂直立柱,悬挂负面张线索具和反曲线挂绳系统。
KINGPOST - vertical strut on top of glider that supports negative rigging and luff line systems.
反曲线饰纵断面部分为凹线,部分为凸形的檐口的线脚,尤用在古典建筑中。
A molding for a cornice, having a partly concave and partly convex curve in profile, used especially in classical architecture.
导出了自行查找关联线元的方法,并侧重研究了点对缓和曲线反算问题的算法。
The process of finding the relative point is studied, with an emphasis on the algorithm of inverse point to transition curve .
然后针对计算比较困难的一般反时限曲线,介绍了分区查表和泰勒展开法计算时延累加量的算法。
To resolve the difficulty of progressive time calculating in normal inverse-time overcurrent curve, two algorithms of zonal table-lookup and Taylor expansion are put forward.
反双曲线函数(asinh、acosh、atanh、acoth、asech、acsch)
Inverse hyperbolic (asinh, acosh, atanh, acoth, asech, acsch)
在给定分段节点横坐标的条件下,通过确定系数矩阵和反求曲线顶点,基于最小二乘法推导出最优节点的纵坐标公式。
The optimum knots ordinate formula in the least square sense is derived by computing coefficient matrix and curve vertexes under the specified subsection knots abscissas conditions.
同时,建立了反余弦一波正弦形缓和曲线的设置方法和计算公式。
This article puts foward a "Secant One—wave Sine—shaped Transition Curve", whose deflection angles are of secant varlation.
以转管武器凸轮曲线槽主滚轮系统为背景,进行了高速反圆柱凸轮机构滚轮动力学分析。
With the background of Gatling gun′s cam curve slot and main roller system, dynamics analysis of high speed inverse cylinder cam mechanism was carried out.
文中根据曲线曲面型值点,分别用四种参数化方法构造节点矢量,利用NURBS方法反算控制点。
In this paper, the control points are calculated based on the curve or surface's data points and the knot vector which is calculated with four kinds of parameterization by the method of NURBS.
再利用中性层上下顶点处的位置,用曲线拟合的方法确定出了板材在矫直过程中的反弯曲率;
And then, by using the upper and lower vertices' position of neutral layer, the anti-bend rate was determined by curve fitting method.
通过反求,得出不同加工方法同类汽车动力转向泵定子曲线的差别。
The differences of stator curve were obtained that using different methods processed congeneric automobile power steering pump through reversed resolve.
在拟合每个轮廓线时,先用非接触测量系统测出的数据反算出ee样条曲线控制多边形的顶点。
When fitting each contour line, the points measured by non - contact measuring system are as the top points about control polygon for forming EE spline curve.
在反求工程中,基于散乱数据点的曲线重建研究有着重要的意义。
The study of curve reconstruction based on unorganized data points has great importance in reverse engineering.
分析了影响内曲线油马达使用寿命的两个主要因素:导轨曲面的损伤和反链敲缸现象,并提出了相应的解决措施。
Two factors, guide surface damage and chain impact, which effecting the run life of inner curved hydraulic motor, are analysed. Related prevention measure are presented.
本文将反斜率法推广应用于解释施伦贝尔热装置测得的电测深曲线,算法简便。
The application scope of inverse slope method is expanded to interpretate resistivity sounding curves measured with a Schlumberger array.
利用NURBS实现了凸轮轮廓曲线的重构,并给出基于运动仿真实现迅速反求空间凸轮机构从动件运动规律的方法。
The CAM contour curves are reconstructed by NURBS, and a rapid reverse design method for spatial CAM follower motion specification via motion simulation is also studied.
构造边界条件反求得控制顶点。构造出三次NURBS曲线的参数方程。
Boundary conditions are constructed to get the control points and the equation of 3-order NURBS curved profile is acquired.
由于减反膜自身反射率曲线的波长依赖性和谱线宽度的有限性,故一般情况下镀膜面的实际反射率比减反膜自身的最低反射率高。
Due to the wavelength dependence and finite spectral width of the reflection curve, the reflectivity which takes effect is generally higher than the minimum reflectivity claimed.
本文论述一种用集成电路来实现具有最小定时限的反时限曲线的新方法。
A new method for implementing inverse time protection with definite minimum time using integrated circuits is presented in this paper.
曲面内腔类零件的反求有别于轮廓外形的反求,主要体现在数据采集的方法,点云的处理,特征点的提取以及曲线的拟合。
The reverse of lumen part is different from outline, such as collect data method, treat with point, pick up feature point and curve fitting.
对于短时间内的剧烈放气过程,是根据放气后的抽气试验数据拟合出抽气曲线,以此反算放气量的大小。
For an acute outgassing course in a short time, a fitting curve is obtained according to the pumping data after outgassing, so the outgassing amount is obtained from the curve.
介绍了合溪水库工程的概况,选用坝型为粘土心墙砂砾石坝,根据粘土和砂砾石料场的颗分曲线,对反滤料进行了设计。
Hexi Reservoir Project, applying filter design, is introduced, which is made up of clay central core and sandy gravel dam according to the gradation curve of clay and gravel.
本文通过最小平方反滤波和最小熵反滤波两种方法对测井曲线进行处理,就可以消除井与围岩的影响,实现准确分层定厚的目的。
By using the methods of least square and minimum entropy deconvolution to process the well-log, the effect of well and wall rocks can be removed, so that the thickness of each layer can be determined.
摘要从图形走样产生的机理出发,分析了图形学中常用的反走样方法,并在此基础之上针对曲线的特点提出了一种基于曲率半径的自适应反走样方法。
This paper first analyzes the reason of the aliasing and the common methods for anti aliasing, and then proposes a method for adaptive anti aliasing based on the curvature radius.
利用后滤波的原理,对多邻接点时新边界点的选择和轮廓端点的对称合成等问题进行了分析,采用构造拟合曲线查找表进行曲线拟合的方法实现反走样。
By use of the theory of after filter, the problems of selecting new boundary point when several points border upon each other and symmetrical combination for outline points are analyzed.
利用后滤波的原理,对多邻接点时新边界点的选择和轮廓端点的对称合成等问题进行了分析,采用构造拟合曲线查找表进行曲线拟合的方法实现反走样。
By use of the theory of after filter, the problems of selecting new boundary point when several points border upon each other and symmetrical combination for outline points are analyzed.
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