查询词典 asymptotic curve

Taking the unknown coordinate in curved surface and curve as design variables, the equation of curved surface as constrained condition, and the distance between unknown coordinate as objective function, optimization is proposed to minimize the distance between curved surface and curve.

建立以曲面、曲线上未知，点坐标设计变量，以曲面和曲线方程为约束条件，以曲线和曲面距离为目标函数的约束优化方法来精确地确定曲面和曲线之间最短距离，同时确定获得最短距离对应的坐标点。

Based on coordinate system on the scalp and CT measurements, curve localization method could localize any point on the scalp with its curve coordinate values, which was used simply and conveniently and didn't need sophisticated equipment.

曲线定位法以头皮分区和CT测量为基础，能以曲线坐标值定位头皮上的任意一点。

Through to the road grade separation circular route mathematical model's research, has based on this compiled the road grade separation circular route coordinate computational procedure; Each kind of curve linear on the one hand pile computation general formula's establishment, is advantageous in the programming solves on the other hand any curve the pile coordinate.

通过对公路立交匝道数学模型的研究，在此基础上编写了公路立交匝道坐标计算程序；各种曲线线形边桩计算通用公式的建立，有利于编程以解决任何曲线边桩坐标。

In accordance with two independent rectangular coordinate systems, this paper discusses the complete coordinate formula of the middle spiral curve, the two groups' basic relation which is different to the general one and the significant intentions for averting chain breaking, which comes from the line parameter selected to compute the right coordinate of the curve points.

从二个独立的直角坐标系出发，分析中插缓和曲线点位坐标计算的完整模式，说明中插缓和曲线有别于一般缓和曲线的两种基本关系，指出有效选用连接参数m值在准确计算中插缓和曲线完整点位坐标避免曲线断链的重要作用，结合实例阐述任意测站坐标变换技术计算中插缓和曲线点位坐标的公式和应用效果

First, the paper introduces the moving coordinate system based on the curve tangent vector and the curvature component vectors. Next, the total curvature vector is composed and the osculating plane determined in the moving coordinate system. The curve bending is then calculated and the recursion analysis made on the osculating plane.

鉴于空间曲线上曲率采集面的变化，引入了由曲线切向量和曲率分量决定的运动坐标系，接着在运动坐标系中合成曲率矢量，确定密切平面，然后在密切平面中对曲线进行弯曲计算和运动坐标系的变换分析，并对相关公式进行了推导。

Through analyzing the existent methods for solving the intersection point coordinate of straight line and highway curve ,combined with the general mathematical model for highway curve ,a general solution model for the intersection point coordinate is given.

通过对现有的直线与线路曲线交点坐标解算方法的分析，结合线路曲线的统一数学模型，给出了直线与线路曲线交点坐标的统一解算模型。

The curve of education is positively correlated with the curve of economy.

教育曲线与经济曲线有显著的正相关。

The standard curve of correlation between membrane surface and fluorescence intensity of FPE was obtained by acid titration. The membrane surface pH was measured according to this curve.

在不影响膜结构的条件下，利用微量TritonX－100消除膜表面与介质之间的质子浓度差，通过酸滴定实验，能够得到膜表面pH与FPE荧光强度之间的相关曲线。

The correlation curve between FPAR and differential coefficient varied more frequently and greatly than the curve of FPAR and reflectance.

FPAR与典型单波段反射率和一阶导数具有较好拟合关系，确定性系数分别高达0.791和0.882。

The result reveales that there is a curve correlation between the heart uptake and the dipole moment and the acme of the curve may be inferably in the range from .

根据计算结果对该类配合物的心肌摄取机制进行了讨论。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48