...包含一个节点的三次 曲线 A cubic curve with a nodal point at the origin through six points 选择此 曲线 Select this curve 此三次 曲线的曲率中心 Center of Curvature of This Cubic Curve ..
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Select this cubic curve 选择此三次曲线
This paper discusses the security investor's indifference curve and it's efficient set of Portfolio. On the base, it gives out a method to select the best Portfolio.
在讨论证券投资者的无差异曲线和所面对的证券组合有效集(有效界面)的基础上，提出一种选择最佳证券组合的方法。
The rated power parameters of starter are briefly introduced in this paper. It also expounds how to select the rotate speed and torque at rated power and how to test the power parameters and curve.
介绍起动机的额定功率参数，阐述如何选择起动机额定功率时的转速和转矩，以及功率参数和功率曲线的测试。
The aim is to select bandwidth and set up the confidence belt with the estimate of this regression-curve.
目的是利用该回归曲线的估计量选择窗宽构造置信带。
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