Theoretically speaking, it is a rather-clearly discussed subject to standardize the quadratic equation into the normal forms by spinning the coordinate axis so as to approach the shapes of its curves.
从理论上讲，通过坐标轴旋转将二次方程化简为规范形式，从而讨论其曲线的形状，这已是讨论得相当明了的课题。
Coordinate with project management team and subcontractor, prepare and update regularly progress curves and report of planning.
协调项目管理团队和承包商，每日更新进度曲线并汇报计划。
A new calculation is presented, in which the given functions or curves defined by dispersed coordinate points are approximated by quadratic curve in several parts.
本文提出将给定函数或离散坐标点定义的曲线，分段用二次曲线拟合的计算方法。
Due to the wide application of infrared distance meters and total stations, coordinate method is widely used in the layout of curves.
红外测距仪、全站仪的广泛应用，使得坐标法曲线放样的应用更加广泛。
The TPG is solved by comparison testing pressure curve with theory curves in single log coordinate system.
在双对数坐标图上，用实测压力数据和理论无量纲压力曲线拟合，求出低渗透岩心的启动压力梯度。
As examples, the relation curves plotted on log-paper, semi-log paper and ordinary coordinate paper in hydraulics and soil mechanics were selected.
作为实例，选择了水力学和土力学中常用的关系曲线，它们分别是点绘在双对数、半对数和普通方格纸上的。
The error estimation of rational cubic spline with linear denominators is given, and then the interpolation of a kind of space closed curves under cylindrical coordinate system is investigated.
给出了具有线性分母的有理三次样条函数的误差估计，并在柱面坐标系下对一类空间闭曲线的插值问题进行了研究；
The way to process non-arc curves was discussed. Illustrating ellipse and sinusoid curves, the coordinate conversion and programming in the process of using macro command were stated.
探讨了常见非圆弧曲线的加工方法，并以椭圆及正弦曲线为例，叙述了在使用宏指令加工过程中坐标值的数据转换及程序编制。
The way to process non-arc curves was discussed. Illustrating ellipse and sinusoid curves, the coordinate conversion and programming in the process of using macro command were stated.
探讨了常见非圆弧曲线的加工方法，并以椭圆及正弦曲线为例，叙述了在使用宏指令加工过程中坐标值的数据转换及程序编制。
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