uniform adj. 1.(形状、性质等)一样的,同一的;一致的;相同的。 2.一贯不变的;始终如一的。 3.规格一致的,均匀的,齐一的。 be uniform in size [shape] 大小[形状]一律。 n. 1.制服;军服;〔the uniform〕 军人。 2.通讯中用以代表字母 u 的词。 an undress uniform 军便服。 a full-dress uniform 军礼服。 in full uniform 全副军装。 out of uniform (未穿制服而)穿着便服。 vt. 使规格一律,使均一;使穿制服。 adv. -ly
The stress and working pressure on teeth of the staged nut in screw presses has been studied by fem method which proves that using staged nut in screw presses is helpful for improving the non - uniform distribution of stress and working pressure on the teeth and extending the working life of the screw 摘要采用了有限元法对滑动螺旋压力机的阶梯式螺母进行了受力分析,研究了螺母螺牙应力及螺牙工作面的接触压力,并将阶梯式螺母与普通螺母进行对比,认为螺旋压力机中使用阶梯式螺母有利于改善螺牙牙根应力轴向应力分布不均和螺牙工作面的接触压力分布不均的情况,从而提高螺旋工作寿命。
Adopting the apmoc and carbon fiber materials of shell , the paper gets the pareto optimal sets that uniform distribution in objective space and the optimal solution of performance . using illustration method , the trade - off solution is obtained that the distance between the pareto optimal sets and ideal point is shortest 发动机壳体分别采用apmoc材料和碳纤维材料时,计算得到了在目标空间分布均匀的pareto最优解集及性能最优解,提出采用图解的方法确定pareto最优解集中距理想点距离最近的点作为满意解(权衡解)设计方案。
There are many faults in the chaotic optimization algorithm . to solve these problems , a new method named " bisection - interpolation approach " is put forward . it has numerous advantages such as ergodicity , uniform distribution , not sensitive to the change of initial value , not sensitive to the defining range of variable , not requiring the continuation and not requiring differential of the optimized object 该算法和混饨一样具有遍历性的特点,且变量均匀分布于定义域,对函数的定义域变化和初值的选定都不敏感,同样也不需要函数连续、可微,对优化对象几乎没有特别要求,从而避兔混池优化算法的缺点。
Two kinds of simulation model to calculate the hitting probability of cargo - projectile are built up , which are the direct simulation of firing errors of cargo - projectile and the simulation of firing errors combined with numerical integretion . specific method to calculate the hitting probability of both round and rectangular aim are given , so are the generation of normal distribution vector and uniform distribution vector 给出了对圆形目标和矩形目标的具体计算方法,以及正态分布随机向量和均匀分布随机向量的产生方法,根据算例的结果,讨论了子弹重迭度对子母弹首发命中概率的影响。
The fractured surface morphology of the cermets were observed by a scanning electron microscope ( sem ) . results showed that the ysz - ni - cr and ysz - ni - v cermets had a better wettability than the ysz - ni cermet while the wettability of ysz - ni - mo cermet was worse . the grain sizes of the ysz - ni - based cermets sintered by hot - pressing technique were about 0 . 3 rn with a homogeneous microstructure and uniform distribution 用sem观察了所制备的ysz - ni系列金属陶瓷的断面形貌,结果表明:金属cr和v的引入对金属相和ysz基体的润湿起到了改善的作用,而引入金属mo对ysz一ni的润湿性没有起到改善作用;热压烧结后ysz一ni系列金属陶瓷的晶粒大小和分布十分均匀,晶界清晰,粒度在0 . 3卜m左右。
3 ) based on the bond stress distribution function at the concrete - steel interface , a stress - strain relationship for cracked reinforced concrete tensile members is derived , and thereby an analytical model is proposed . by introducing a crack strength expression , the influence of non - uniform distribution of concrete stress in transverse and longitudinal directions in a reinforced concrete tensile member on concrete cracking is taken into account 3 )基于钢筋混凝土间的粘结应力分布函数,推导了开裂后的钢筋混凝土轴拉构件的应力应变关系,建立了开裂分析模型,并通过引入钢筋混凝土构件开裂强度表达式,考虑了混凝土应力在构件纵、横两个方向不均匀分布对钢筋混凝土构件开裂的影响。
In this paper , we use the main results of type 2 vdr to analyze the spherical symmetric distribution . we obtain the two equivalent representations of the spherical symmetric distribution . they are both a product of a positive random variable and a random vector with uniform distribution , and the domain of uniform distribution are both related with sphere 本文将第二类垂直密度表示的主要结论应用于球对称分布,得到了球对称分布的两种等价表示形式,它们都是一个正随机变量与一个均匀分布向量的乘积的形式,且均匀分布的区域都与球有关。
Abstract : the distribution of cooling air which is in the grille - brick of the inner combustion hot air stove has been simulated with three dimension turbulent mathematical model so as to find a method which is used to improve the distribution of cooling air in hot air stove . the influence of differential horizontal plates on the distribution of cooling air is discussed . the results show that original big circle round field of flow in the pillar - cavity is changed into full one - way field of flow and edges gas flow , at the same time , is increased by horizontal plates . there is a different function with horizontal plates and vertical plates . to make the uniform distribution of cooling air in the hot air stove , it is necessary that horizontal plates and vertical plates are used in a combined way 文摘:应用紊流三维数学模型模拟内燃式热风炉内冷风在格子砖柱中的分布,寻求改善其分布的途径.讨论了加设不同布置的水平导流板对气流分布的影响.模拟结果表明,在支柱空腔内加设水平导流板改变了原有大回旋流场,使回旋流变成大面积的单向流.通过在支柱空腔内加设水平导流板可以发展边缘气流,这恰好与加设竖直导流板的作用相反,水平导流板和竖直导流板的结合使用有望实现冷风在格子砖柱中的均匀分布
In order to solve this problem , the distribution of the force was studied . with analyzing the data of ship launching , the paper educes seven typical distribution forms , include uniform distribution , sine distribution ( 1 / 2 amplitude ) , trapezoid distribution , right triangle distribution , sine distribution ( 1 / 4 amplitude ) , parabola distribution , isosceles triangle distribution 主要有七种分布形式,包括分布趋势较平缓的均匀分布形式、正弦( 1 2波形)分布形式、梯形分布形式;峰值出现在滑道最前端的直角三角形分布、正弦( 1 4波形)分布、抛物线形分布;还有峰值出现在分布区域中间的等腰三角形分布。