查询词典 ballistic curve

Consider the circle that is tangent to the curve at and has the same curvature there. Its center will lie on the concave side of the curve. This circle is called the circle of curvature. Its radius is the radius of curvature, and

在点处的曲线的法线上，在凹的一侧取一点，使得，以为圆心，半径为的圆叫做曲线在点处的曲率圆，曲率圆的圆心叫做曲线在点处的曲率中心，曲率圆的半径叫做曲线在点处的曲率半径。

This paper used a method of curvature circle replacing general curve,the authors obtain twouniversal formulas calculating the inherent frequency of relative oscillation in miniamplitude be-tween columns that have general section curve.

本文应用曲率圆弧近似一般曲线的方法，导出了具复杂截面曲线的等截面柱体在另一柱体上微幅摆动时固有频率的一般计算式。

The design of laid-out curve of circular cone and cylinder intersecting curve is often used in practice.

圆锥或圆柱相贯线的展开曲线的设计是生产实际中常遇到的问题。

A plane curve formed by the intersection of a right circular cone and a plane parallel to an element of the curve .

一个正圆锥体与一个平面相交所形成的平面曲线。

In the paper, the math model of the fitting machining benchmark curve of stone slice has been given, which used on the handrail of eddied ladder ,and circular helix has been used to be a fitting curve.

本文给出了旋转扶梯石材贴片的加工基准曲线拟合的数学模型，以空间螺旋线作为拟合曲线，为石材数控线切割机提供了理论基础，解决了石材加工行业中的实际问题。

In the paper, the math model of the fitting machining benchmark curve of stone slice has been given, which used on the handrail of eddied ladder , and circular helix has been used to bi a fitting curve, the general control machining linear slicer of stone, and has resolved the practical question on the machining of stone.

本文给出了旋转扶梯扶手石材贴片的加工基准曲线拟合的数学模型，以空间螺旋线作为拟合线，并给出用c语言编写的通用处理程序，为石材数控线切割机提供了理论基础，解决了石材加工行业中的实际问题。

The coordinate calculation of the highway curves is divided into three basic types,i.e.,straight section,circular curve and transition curve,on basis of the coordinate increment principle.

不论是在铁路还是公路的设计和建设中都不可避免地遇到大量的曲线计算。

Spline/Curve/Closed Curve is yet to be implemented.

样条/曲线/闭合曲线是尚未得到执行。

Now, explode the closed curve, and delete the parts you don't need, and create a polyline to close that, and using trim trim off the parts you don't need, and you should have couple of lines like on the image below, and just join them in a closed curve.

现在，爆炸的封闭曲线，并删除不需要部分，并创建一个折线关闭的，用修剪修剪过的部分你不需要，你应该对图像像下面几行，仅仅在一个封闭的曲线加入他们。

By applying closed principal curve learning algorithm,we can obtain a simple polydragon as an approach for every simple closed curve in plane.

本文首先将具有简单封闭曲线特征的闭主曲线学习算法应用于平面有界闭区域图形的边界提取，给出相应的算法。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。