黄金分割

Golden Section in mathematics is relative to many architectures, solid geometry acknowledgements are often used in architectural design and construction, and the calculations in space analytic geometry are often used irregular construction.

无可厚非的数学在这片领域上占有密不可分的关系。数学中的黄金分割与许多建筑有关，建筑设计与施工中常用到的立体几何的知识，不规则形状的施工建筑中，还常常需要空间解析几何的计算。

If we rotate the shorter side through the base angle until it touches one of the legs, and then, from the endpoint, we draw a segment down to the opposite base vertex, the original isosceles triangle is split into two golden triangles.

如果我们通过基地旋转角度短边，直到它触及了一条腿，然后从端点，我们绘制一个部分到对面的基础顶点，等腰三角原来分为两个黄金分割三角形。

Firstly determine approximately the position of projection center by adopting the method of DR imagery, and then approaches the accurate position by means of point of golden section.

采用实验的方法，利用标准钢丝样本和直尺样本，先采用DR成像的方法大致确定投影中心的位置，然后利用黄金分割点逼近准确位置。

The experimental method was adopted, and the standard steel wire sample and ruler sample were utilized. Firstly determine approximately the position of projection center by adopting the method of DR imagery, and then approaches the accurate position by means of point of golden section.

采用实验的方法，利用标准钢丝样本和直尺样本，先采用DR成像的方法大致确定投影中心的位置，然后利用黄金分割点逼近准确位置。

Weng Wenbo firstly pointed out that the occurrence of a floodwater has the commensurability ,and applied the principle of commensurability to the prediction of large natural hazards.

分析了上两个世纪发生在淮河的洪水事件的可公度性，根据其可公度值及其黄金分割点指出1991年与2003年淮河洪水的不可避免，最后讨论了可公度性的局限及淮河洪水可公度值的可能机制。

By experiments, it is proved that the parabola method is faster and more precise than the golden section method and the Fibonacci method in searching for extremum of compound pendulum. Furthermore, the method can offer some references for the study of other extremum in physics.

文章通过实验采集数据并加以分析，证明了抛物线法搜寻复摆极值点比黄金分割法和Fibonacci法有更好的搜寻效果，并且该方法对于搜寻物理学中其它极值点问题具有参考价值。

The compound pendulum of alterable centroid has extremum of period which can be searched for by the golden section method and the Fibonacci method under laboratory condition.

钟摆式复摆的质心可以变化，因此具有极小周期点位置，在实验室条件下，这个极值点可以采用黄金分割法和Fibonacci法来搜索。

The study of golden section can be traced back to the ancient Greek,the Pythagoreans had discovered and very likely mastered it.

对黄金分割的研究可以追溯到古希腊，毕达哥拉斯学派已经发现并很可能掌握了黄金分割问题。

The purpose is to calculate the butadiene's π MO by golden section relation and to get radio of positive and negative ions,whose coordination number is 4 by regular tetrahedron.

通过提出丁二烯πMO系数比的黄金分割系数和正四面体重心规律的具体应用，用黄金分割关系求出丁二烯的πMO；用重心规律求出配位数为4的正离子与负离子的半径比。

In general, the knee is a foot to the golden section point between the navel, the navel is the top of the head to the golden section point of the ankle.

一般来说，膝盖是足底至肚脐间的黄金分割点，肚脐是头顶到脚踝的黄金分割点。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。