1.The Ellipse Curve Cryptosystems (ECC)is the most popular public key cryptosystems at present. The Ellipse Digital Signature Algorithm(ECDSA)is the important use of the ELGaml public-key scheme based on ellipse curves.
椭圆曲线密码(ECC)是目前最流行的公钥密码体制,而椭圆曲线数字签名(ECDSA)是ELGamal公钥签名体制在椭圆曲线密码体制中的重要应用。
2.Based on a thorough investigation on positional variances of quality control points of jacket, absolute error ellipse and relative error ellipse, which can show the precision of quality control points of jacket in any direction, are presented and then applied to quality control of jacket.
在对质量控制点的点位方差进行深入研究的基础上，给出表示导管架质量控制点在任意方向上精度的绝对误差椭圆和相对误差椭圆，进而将这两种误差椭圆应用于导管架的质量控制中，从而使导管架的质量控制更有效和准确。
3.When determining a candidate ellipse, the number of points sampled randomly was maximally reduced, more non-ellipse points were eliminated, and therefore useless sample and calculation were reduced.
在确定候选椭圆时,最大限度地减少随机采样点数?剔除更多的非椭圆点,降低了无效采样，减少了无效计算。
4.Results The marker wire at insertion of the ATFL taken at 15° external rotation with 45°of plantar flexion appeared as an ellipse and the imitated avulsion fractures of the ATFL were clearly seen without superimpositipon at these angles,the marker wire at insertion of the CFL taken at 45° internal rotation and tilt position appeared as an ellipse and the imitated avulsion fracture of the CFL were clearly seen without superimposition at these angles.
结果 ATFL起点钢丝环在足跖屈 45°、外旋 15°足斜位片上完全闭合 ,模拟ATFL撕脱在此位置能清楚显示骨折而不重叠 ; CFL起点钢丝环在踝内旋 45°斜位片上完全闭合 ,模拟撕脱骨折在此位置清楚显示而不重叠。
5.Considering the anisotropic behaviour of natural clay the new constitutive model employs an inclined ellipse as the yield surface, no longer the aclinic ellipse used in traditional modified Cam-clay.
由此，本文首先根据天然软粘土的屈服性状，将修正剑桥模型各向同性的屈服面改进为各向异性的椭圆屈服面；
6.a law stating that the orbit of each planet is an ellipse with the sun at one focus of the ellipse.
说明行星的轨道是一个椭圆形而以太阳为一个焦点的定律。
7.The concept of ellipse is extended to hyperbolic space and the equation is discussed. Some geometric data of ellipse, such as symmetries, will be considered.
摘要在双曲空间中引进相应的椭圆概念、讨论椭圆的方程，并对椭圆的对称性等几何性质做出细致考察。
8.one-half the major axis of an ellipse; the distance from the center of an ellipse to one end.
椭圆长轴的一半；从椭圆的中心到一端的距离。
9.In the case of out-focus placement, the light-gathering efficiency reaches max near the focus of the ellipse, except three-lamp three-rob ellipse laser cavities.
在焦外放置的情况下,聚光效率均是在椭圆焦点附近取得最大值,三灯三棒椭圆聚光腔除外。
10.Results The stresses of human pelvic ring were concentrated on the parts, such as I 7, I 8, S 4, A 1, A 2. In DDH, stresses within acetabulum were concentrated on the parts of upper margin of acetabulum,such as A 1∶A 4=6∶1. In the loading pelvis, acetabular outlet became ellipse in shape.
结果 人体双腿站立时 ,正常及髋臼发育不良骨盆环的应力集中在I7、I8、S4 、A1、A2 等处 ; 髋臼发育不良时髋臼内壁应力异常集中于髋臼上缘 ,A1∶A4 =6∶1。
