半径的

Put forword the determine a method on the direction of the tangent and the radius of the curvature.

指出了在自然坐标系中应用动力学方程解题的问题所在，提出了自然坐标系中切向及曲率半径的确定方法，并通过例题，说明理论的应用。

Key points in connection with the design of the stabilizer bar were presented also.Finally the methods of determination of the radius of curvature of st...

还提出了横向稳定杆的若干设计要点，并介绍了根据横向稳定杆的应力有限元分析结果确定其弯曲处曲率半径的方法

The choice of the trust region radius has an important effect on the efficiency of the trust region method.

而信赖域半径的选取对于信赖域方法的效率有着很大的影响。

The test points of it are dispersed on the surfaces of two spheres with same centre and different radius,so it solves the problem of rank decreasing of information matrix. It also has such advantages as fewe...

该计划在两个不同半径的同心球面上布测试点，解决了信息矩阵的降秩问题，具有试验点数少、实现方便和模型估计精度高的优点，在理论上和实际应用中均具有一定价值。

The formula of the minimum relative bending-radius, which is related to mechanical property of the tube and constrained by tensile destabilizing, is concluded...

给出与管材力学性能相关，且受拉伸失稳约束的最小相对弯曲半径的计算公式，可用于工艺计算，并对管材弯曲成形设计和工艺分析具有一定的参考价值。

Firstly, we present some sharp upper bounds on the adjacency spectral radius of graphs, and show that these bounds are somewhat better than the known ones.

首先，我们给出一些图的邻接谱半径的一些新的可达上界，并说明这些新结果在一定情形下比已有的结果要好。

Some say a clear, we are aware of the scope of the universe, or size, is a planet as the center, to 13 billion light-years distance radius of the spherical space.

再说得明确一些，我们今天所知道的宇宙范围，或者说大小，是一个以地球为中心，以130亿光年的距离为半径的球形空间。

With the theoretical model of spherical grain dynamics of sparse two-phase flow in single dimension, computing formulas of velocity′s attenuation and scattering distance were built for explosive residue grains in horizontal. Then, a simplified theoretical model on distribution of explosive residue was put forward on the basis of a spherical space with radius equalling to maximum horizontal scattering distance of explosive residue grains with certain diameter.

为了对残留物颗粒的飞散运动及分布规律进行理论分析，利用球形颗粒一维稀疏二相流动力学模型，研究得到炸药残留物颗粒的速度衰减及水平飞散距离计算公式；在此基础上，建立了以某粒径残留物颗粒水平运动极限距离为半径的炸药残留物颗粒球面空间分布简化理论模型。

According to the theory of probability and theory of errors, an improved statistical analysis method based on the t-distribution, which can be used to calculate the radius of the Youden circle, is presented by the authors.

本文对流量标准装置比对试验中目前普遍使用的尤登分析法进行了详细的讨论，并在此基础上，根据概率论与误差理论，提出了一种基于t分布计算尤登圆半径的新方法。

This paper investigated the stress response while the reactor endures thermal shock, and bring out the basic thermal-elastic mechanics equations and their solutions. It also discussed the thermal stress changes with time, study on the relationship between stress and radium. It provides theoretical references for reducing reactors'damage from thermal shock.

论文研究了反应器承受热冲击作用的应力响应，给出了热弹性力学基本方程及方程解，探讨了热应力随时间的变化及当量应力与半径的关系，从而为研究反应器减小热冲击损伤提供了理论参考。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。