转化

It is obviously that a planar point set has innumerable circumscribled circles. To get a minimum circumscribled circle, a mathematical model is built to transform the problem of getting a minimum circumscribled circle to the problem of optimizing function and to solve the function optimization with genetic algorithm.

为求得最小的包容圆，建立了求平面点列包容圆的数学模型，将求最小包容圆问题转化为函数优化问题，并用遗传算法解决了这个函数最优解的求解问题。

In the new algorithm,the circle detection problem is decomposed into two stages consisting of a 2D Hough transform to find circle centre and a 1D Hough transform to determine the radius.

利用局部梯度信息将检测圆所需的3D Hough变换转化为一个2D Hough变换检测圆心位置和一个1D Hough变换检测圆的半径。

To the quality of the 3 power of 10 kg satellite launched into a circular orbit near the ground, if produced by incomplete combustion of fuel, 1% of heat into a satellite in orbit at the time of kinetic energy, fuel quality test for m at least how much?

要把质量为10的3次方千克的卫星发射到地面附近的圆形轨道上，如果燃料完全燃烧产生的热量有1％转化为卫星在轨道上运行时的动能，试求燃料质量m至少为多少？

Since the general limit state equation established is based on circular section,four calculation methods with section of roadway changed into equivalent circle section are put forward.

由于总体极限状态方程是在圆形巷道的基础上建立的，因此在文中还给出了一般形状巷道转化为等代圆形巷道时其半径的四种计算方法。

The amplified full-length plasmid PCR products were transformed into competent E. coli and they were able to circularize due to the terminal homologous sequences.

转化到细菌中的全长质粒DNA PCR产物可利用其末端同源序列发生同源重组而环化。

The market profit means that the rate of circulating in the medium market which base on the structure of market and reflect the industrial resource collocation by the medium action and the real state of the industrialization of medium by the progress of technology with the realization of industrial economics and the quantity and quality in the price , fee , profit and information goods .

本文由这一定义推论出媒介产业的定义为：媒介产业是在限定条件下(特定环境所构成的产业结构)，通过具体经营行为，将各种投入转化为信息产品，兼顾社会多元化需求，具有社会整合性的以实现利润最大化为目标的专业组织。

The relationship between the minimum zone circle, minimum circumscribed circle and maximum inscribed circle was studied. Based on their relationship, the minimum zone circle and minimum circumscribed circle, maximum inscribed circle were transformed mutually.

本文研究了最小区域圆与最小外接圆、最大内接圆特征点的相互关系，实现了最小区域圆与最小外接圆、最大内接圆的相互转化，可有效解决最小区域圆的误差评定。

The center coordinates of the n circles can then be obtained. The problem is reduced to a nonlinear constrained optimization problem of finding the minimum circumscribed circle for the n central points through regional optimization.

为求这平面点列的最小包容圆，将问题转化为非线性约束最优化问题，通过分区优化搜索算法求解目标。

The structure theorem is obtained by defining "ternary ordered partition method" which is used to choose the test-sets of the first $k$ tests, and by defining two operations and two relations on feedback sequences; The isomorphism classification theorem is strictly proved by virtue of the structure theorem, thus the complicated problem of discussing $3^k$ possible search domains is reduced to the relatively easy problem on $k+1$ representative search domains; By the techniques of "super-coin construction method" and "image-union method", the search problem on $k+1$ representative search domains is reduced to the simple verification of several conditions on finite space of small cardinality.

通过引入用于选取前$k$次试验的试验集的"三元有序剖分法"以及关于反馈序列的两种运算和两种关系，得到了结构定理；基于结构定理严格地证明了同构类定理，从而将必须针对$3^k$个搜索域的复杂问题转变为讨论$k+1$个具代表性的搜索域的相对简单的问题；通过"构造超币法"和"并像法"等技术手段，将关于$k+1$个具代表性的搜索域的搜索问题转化为简单的关于势非常小的有限空间的几个条件的验证问题。

The rapid conversion of montmorillonite and the mass formation of kaolinite are related to large-scale dissolution of clastic rock.

蒙脱石的迅速转化和高岭石的大量析出与碎屑岩的大规模溶解有着密切的关系。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。