查询词典 rational involution

These defined stages are embryonic, prepubertal, pubertal, pregnancy, lactation and involution.

它的发育阶段分为胚胎期、青春前期、青春期、怀孕期、泌乳期和退乳期。

Though assorting with interior functions involution, keep ahead to healthy develop the Shannxi Northern Apple Industry Groups.

通过陕北果业集群的创新，协调集群内部各环节的发展，保持持续的竞争优势是陕北果业集群健康发展的关键。

Results: According to the means, all the women were successful to stop blood. From 24 to 30 hours later, the women didn't have blood again after take gauzes out from vagina. Following up 20 cases, the involution of uterus were preface after 42 days from delivery day.

结果：24例前置胎盘剖宫产术中大出血用子宫腔填塞碘伏纱条均获成功止血，24～30h后经阴道顺利取出，未发生阴道大出血，产后42d随访20例，子宫复旧良好。

There is just a distinguished involution on every left cell of group H_3. We find out all distinguished involutions.

H_3的每个左胞腔内恰含一个独异对合元，本文找出了这些独异对合元。

And the original idea doesn't come from the unknowable afflatus, but origins from the designer's rational cognize about the design topic and object, it's the result of analysis, planning and rational contemplation.

创意并非是一种不可捉摸的灵光乍现，而是来源于设计师对设计主题与设计对象的理性认知。它是一种分析、策划、理性思考的结果。

The paper studies the rational back aggraclation width of yellow river dike with reliable theory,researches and formulates the finite element reliability program of Monte-carlo filtration for calculate the failure probability of filtration stability for soil body of different distance from slope base of yellow river dike under design flood level,thus determines the rational back aggradation width.

利用可靠性理论对黄河堤防淤背设计的合理宽度问题进行了系统的分析研究，充分考虑了黄河堤防土体参数的随机变异性，研制了蒙特卡洛渗流有限元可靠度程序，用来计算在设计洪水位下距黄河堤防背河坡脚不同距离的地层土体渗流稳定破坏概率，从而确定合理的淤背宽度。

In this paper,we propose a concept called interval implicitization of rational bézier surfaces,that is ,finding an interval algebraic surface with lower degree which bounds a given parametric rational bézier surface such that some objective function involving the width and the tention term of the interval algebraic surface is minimized.

本文提出有理Bézier曲面的区间隐式化的概念，即找到一条较低次的区间代数曲面使得给出的有理Bézier曲面落在该区间代数曲面内，并使得一包含区间代数曲面的宽度和张量项的目标函数达到最小。

If the profile curve has been denoted by a nonuniform rational quadratic B-spline curve, it is very convenient to represent the surface of revolution as a nonuniform rational biquadratic B-spline surface.

只要轮廓曲线用非均匀有理二次B样条曲线来表示，就可相当方便地把旋转曲面表示成非均匀有理双二次B样条曲面。

We present two methods for generating a segment of circular arc by the vector valued continued fractions. Based on this method we construct a parametric rational arc spline that is GC〓 continuity. By adjusting the given tangent vector, this parametric rational arc spline also has convexity preserving property and monotonicity preserving property.

本文利用向量连分式给出了两种快速生成圆弧的新方法；在此基础上，本文还构造了一种GC〓连续的可调参数有理圆弧样条，在实际操作中，通过调整一侧端点的切向量，可使上述圆弧样条曲线保凸，保单调。

Rational polynomial coefficient in the Rational domain can not be the judge about substituting mathematical theorem is the most important issue.

有理系数多项式在有理数域上不可约的判定定理是代数学中的重要问题。

Chimborazo and Cotopaxi, took me by the hand.

越过琴博腊索山和科托帕克西山。

This car is in a good condition.

这辆车的状况很好。