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- Line element conic curve 线素二次曲线
- Digital signature based on conic curve has more extensive application, but there also exists lots of problems for us to solve. 圆锥曲线数字签名具有广泛的应用前景，也存在一些问题期待着人们去解决。
- Compared with ECC, the computing on conic curve is much easier, and the facility of plaintext embedding is the most exciting feature of conic curve cryptography. 在圆锥曲线群上的各项计算比椭圆曲线群上的更简单，尤其是在其上的编码和解码都很容易被执行。
- The purely kinematical equation for the tangent vector of a line element is derived. 导出了线元切向量的变形方程以及拉伸轴在极射赤面投影图上位置变化计算公式。
- Conic curve over Z. 环Zn上圆锥曲线
- The artificial potential field is in the common use to plan the robot path.But if conic curve function is the model of attractive field, there is chattering phenomenon at target point. 摘要人工势场法是进行机器人路径规划时常用的方法，但若用圆锥曲线函数作为引力场数学模型时，在目标点会产生抖动问题。
- A 2-dimensional space-time line element represented with tortoise coordinate around an event horizon, in every non-static spherically symmetric or plane-symmetric space-time, is explicitly conformal to the 2- dimensional Minkowski line element. 在动态球对称或平面对称时空中,用乌龟坐标表示的二维时空线元,在视界附近一定显式共形于二维明氏时空线元。
- The location and the temperature of event horizon of Kerr- Newman space-time can be easily determined by supposing that line element represented with Tortoise coordinate is conformal to 2-dimensional Minkowski space-time near the event horizon. 如果令乌龟坐标下的二维时空线元在视界附近共形于明氏时空;可以容易地定出Nerr-Newman黑洞视界的位置和温度.
- The Properties of Average Chord in a Conic Curve 圆锥曲线中的平分弦性质
- On the hypothesis of plane cross section, L-shaped reinforced concrete column was divided into three fragment line element of elasto-plastic zone at both ends and elastic zone in the middle. 摘要在平截面假定的前提下，将钢筋混凝土L形柱划分为两端弹塑性区、中间为弹性区的三分段杆单元模型。
- Constructing Directrix for Conic Curve 圆锥曲线准线的几何作图
- On the hypothesis of plane cross section,L-shaped reinforced concrete column was divided into three fragment line element of elasto-plastic zone at both ends and elastic zone in the middle. 在平截面假定的前提下,将钢筋混凝土L形柱划分为两端弹塑性区、中间为弹性区的三分段杆单元模型。
- A line segment that joins two points on a curve. 弦将两点用曲线连接起来的曲线段
- Lace is made up of one or more of the line elements continuous replication formed hollow framework graphics. 不攒边是由一个或几个线条元素举行不停复制所变不败的洋空的框架图形。
- This paper defines an operation on the rational points of conic curves C_n(a,b) over the residue class ring Z_n. This operation is called addtion forces C_n(a,b) into a finite abelian group. 通过对Zn上圆锥曲线Cn(a;b)定义加法运算;证明了Zn上的圆锥曲线Cn(a;b)在所定义的加法运算下构成一个有限交换群.
- Keywords locus shaping method;aspheric optical parts;conic curve; 轨迹成型法;非球面光学零件;二次曲线;
- The vertical line meets the horizontal one here. 垂直线与水平线在此相交。
- One line cuts another at right angles. 一条线与另一条线成直角相交。
- The printers have missed out a whole line here. 排版工人在这里漏掉了一整行。
- Participation in tender is in our line of business. 参加投标属于我们的业务范围。
