缓和曲线

The exact value of point coordinates on the easement curve can easily be obtained through using the definite integral function of Casio calculator.

利用编程计算器的定积分功能，就可以方便地计算出缓和曲线上点位坐标的精确数值。

Using the Visual-LISP language, the system software AutoCAD is developed secondary by editing the application program"The Calculation of Easement Curve", by which the route curve calculation can be combined with the curve diagramming, in order to simplify the complex calculation and to detect the calculation results with easy.

利用AutoLISP语言对系统软件AutoCAD进行二次开发，编制了&缓和曲线测设计算&等应用软件，使一系列的道路测设计算工作与作图相结合，使复杂的计算问题简单化，并易于检核。

Trajectory planning;DTA;Tunnel Project;easement curve

轨迹规划；隧道设计轴线；隧道工程；缓和曲线

According to the actual requirements of the curve realignment after the existing railway speed increasing,the traditional theory of involutes is abandoned and the coordinate measurement is used to directly realign curves.

在保证拨正前后轨道长度保持不变的前提下，利用切曲差的关系表达式，自动计算半径和缓和曲线长度，并通过算例验证算法的可行性。

Theoretically, the error model of maximum direction is more rigorous for describing error of transition curve lines.

通过实例说明了εm模型是理论上更加严密的缓和曲线误差模型，而εσ模型是一种简化的描述模型。

It is relatively difficult to calculate the coordinates of an arbitrary point of an incomplete transition curve at the interchange ramp on highway.

在高速公路互通立交匝道线形设计中，非完整缓和曲线上任意一点坐标计算较为困难，通过公式推导，提出一种简易适用的计算方法，其在工程中的应用具有一定的指导作

Transition curve has often been used to connect line and circle arc, in order that the line can gradually change to circle arc, or vice versa.

摘 要 缓和曲线一般用来连接轨道交通工程的直线段与圆曲线段，以实现二者之间的平稳过渡，这在有关工程测量著作中已有详细叙述。

Transition curve has often been used to connect line and circle arc,in order that the line can gradually change to circle arc, or vice versa.

缓和曲线一般用来连接轨道交通工程的直线段与圆曲线段，以实现二者之间的平稳过渡，这在有关工程测量著作中已有详细叙述。

The computer program overcomes the complication of manual computing transition curve and deviation value between tunnel center and line center, also reduces the amount of work, and ensures the accuracy and high speed of processing measured data.

用计算机对隧道中心与线路中心坐标进行了计算，克服了手工计算缓和曲线及隧道中心与线路中心的偏移量上的繁杂。简化了工作量，保证了测量数据处理的准确与快速。

Establishment of coordinate system and measurement of digitized human cerebrum;2. Data organization in geomagnetism and space physics and relevant coordinate systems;3. A kind of choice method of the GPS control networke coordinate system

结合高速公路和城市立交匝道上回旋线段任意点的GPS坐标计算的复杂性，详细地介绍了回旋线段转化为缓和曲线的计算方法，并通过工程实例进行了说明，以达到快速准确地计算回旋线段任意点的GPS坐标的目的。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失