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1)  radius of convexity
凸像半径
1.
The univalent analytic properties,equivalent conditions,the relationship between quasiconformal mappings and radius of convexity for some subclasses of univalent harmonic functions in the unit disk are investigated.
考虑单位圆内单叶调和函数的某些子类SH*(1λ,2λ;α),TSH*(1λ,2λ;α)的单叶解析性质,单叶性等价条件与拟共形映照之间的关系,以及该函数类中的凸像半径等问题,推广和改进ztürk与Jahangiri等人的相应结果。
2)  convex radius
凸半径
1.
The method for finding convex radius of the S*(A,B) functions under certain condition was presented.
本文将要给出的是关于S*(A,B)类函数在某特定条件下凸半径的求法。
2.
Coefficient estimates, distortion theorems and convex radius are obtained.
利用不等式构造了一类负系数单叶函数的子族,给出了系数估计、偏差定理、凸半径等,最后决定了其极值点。
3)  the β convexity radius
β凸半径
4)  Radius of star-likeness
星像半径
5)  changeable punch-nose angle
凸模变圆角半径
1.
Aimed at deformation characteristics of the complex box during extrusion, a new class of flow arrest groove with direction and changeable punch-nose angle were brought forward and designed At the same time, the feasibility of flow arrest groove and changeable punch-nose angle was proved by experiments.
针对某复杂盒形件的不规则形状和挤压变形时金属的不均匀流动,提出设计了挤压模的具有方向性的止流槽和凸模变圆角半径,并通过实验验证了止流槽和凸模变圆角半径控制金属合理流动的可行性,为同类型不规则或非对称零件的挤压成形提供了新思路。
6)  the radius of the round corner of concave-convex die
凸凹模圆角半径
1.
In this article,an experimental research on the thermal deep-drawing process of (AZ31) magnesium alloy sheets is carried out,and the effects of the radius of the round corner of concave-convex die and the conditions of friction and lubrication on thermal deep-drawing process of(AZ31) magnesium alloy sheets are analysed.
对AZ31镁合金板热拉深进行了实验研究,分析了凸凹模圆角半径大小、摩擦与润滑条件对AZ31镁合金板热拉深成形的影响。
补充资料:凸性半径


凸性半径
convexity radius

  凸性半径工con、劝tyrad亩us;~拌服,琳仄”y〔},凸性极限(c。)nv、、lty llmit(。丁。Lf、,:,(rl。。n)尺(,,./) 被函数f映射成凸域(①nvex domaln)的那些球{不P(二,为,)0的最小上界;此处厂定义在具有度量p(x:,义2)的度量空间的一个区域D上,并-取值于一个线性空间关于区域D的某个映射函数类皿在点戈,‘D的凸性半径R(x。)定义为数值R(x。)=inf{R(x。,f):f。吸}.若f是Euclid空间E”的仿射映射,n)2,则R(x。,f)=田.关于复平面上单位圆盘E二钾:国  
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