半径的

Finite element method was used to explore the nanoindentation process of several materials under Berkovich indenter. The simulated nanoindentation results with different tip radii were compared with experiments.

采用有限元方法模拟了纳米压痕中不同曲率半径针尖的压头压入不同材料的加、卸载过程，并对计算结果与实验进行了对比以验证模拟的可靠性。

In two inequalities concerning the circumradius and inradius of an n dimensional simplex in the n dimensional Euclidean space E n were obtained, Thus, the n dimensional Euler inequality and the inequality in , were improved.

给出了n维欧氏空间En中的两个关于单形外接球半径和内径的几何不等式，同时进一步改进了文［1］和［2］中的n维欧拉不等式。

In allusion to Funar Conjecture :"If a random triangle lies in a closed unit square,then its inscribed circle s radius,r≤(5-1)/4",an equivalent minimum problem about a function of 2-variables is studied;the stagnation point and its value,value on the boundary of the function of 2-variables are studied,the equivalent problem is proved correct,so the Funar Conjecture is proved correct.

针对Funar猜想："设任意三角形位于闭单位正方形内，则该三角形的内切圆半径，r≤(5-1)/4"，研究了与其等价的某二元函数的最小值问题；利用对此二元函数驻点及其取值、边界取值讨论，证明了等价问题成立，进而此Funar猜想得证。

Main research results are as follows:The distribution of electromagnetic field in inductor goes sameness when imposing high frequency magnetic field and intermediate frequency magnetic field where the magnetic flux density is symmetry along the center of inductor height and in which the distance from the center of inductor is further, the magnetic flux density is stronger.

主要结论如下：感应器通入高频电流和中频电流两种情况下，感应器内部的磁场分布趋势相同，感应器内部的磁感应强度沿感应器高度中心对称，半径越大的位置，磁感应强度越强。

The estimate is 10 times smaller than one estimated by Kyte et al.(1988),but it is close to the realistic situation of the Eltanin impact event,and it is a more reasonable lower limit estimation on...

这比Kyte 等人（1988）估计的质量小了10 倍，然而它更接近埃尔塔宁小行星撞击事件的实际情况，可以作为埃尔塔宁小行星质量下限和半径下限更合理的估计值。

In this paper, optimization of coupled coefficient for the leading wheelsets and trailing wheelsets of bogie is researched with genetic algorithms and the optimal matching law of coupled coefficient for leading and trailing wheelsets has been found when a vehicle negotiates all kinds of radii curve.

为了考察线路条件的变化对轮对耦合度取值大小的影响，本文采用遗传算法对磁流变耦合轮对车辆通过不同半径曲线时转向架前后轮对耦合度的匹配关系进行了优化研究。

Based on the full three-dimensional numerical simulation for the centrifugal pump, an optimal mathematical model of blade curve is set up. In this model, the object function is the minimum length of the blade curve; the constraint condition is no recirculation atr=0.5. This model makes the design of optimum blade curve efficient.

在对离心泵内部流场进行全三维数值模拟的基础上，建立了叶片型线优化设计的数学模型以叶片长度最短为目标函数，叶轮相对半径，r=0.5处无回流为约束条件，讨论了该模型优化计算的方法。

According to the radius of doping metal ions and lattice parameter of doping samples, it was confirmed that doping metal ions replaced the Mn〓 of spinel LiMn〓O〓.

根据掺杂阳离子的半径和掺杂对尖晶石LiMn〓O〓晶格常数的影响规律确定了掺杂阳离子是进入到原来Mn〓占据的位置。

This is because the two RADIUS different drum in the scrolling State, there is the linear velocity of the variations in the result.

这是因为两个半径差别的滚筒在转不静状况下，不亡在着线不缓率的不同而导致的甘休。

Magnetic property survey of the samples indicates radius and magnetic torque of the doping RE ion have important effect on magnetoresistance of the sample.

样品的磁性质测量表明掺杂稀土离子的半径及磁矩对材料的磁电阻有明显影响。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。