查询词典 descriptive geometry solution

Typically,0.2 mmol of Cd solution, and 0.4 mmol of MPA solution were mixed in a 40 ml solution and the pH of the solution was adjusted to 10.0 by solution was palced in a three-necked flask and was deaerated.

通常情况下， 0.2浓度的镉溶液，和0.4浓度的MPA的混合溶液中40ml溶液和pH值的溶液是调整，以10.0的溶液放置在是在三口瓶中，并除去溶液中的气体。

Typically,0.2 mmol of cd solution, and 0.4 mmol of mpa solution were mixed in a 40 ml solution and the ph of the solution was 二氰基丙酸乙酯 to 10.0 by solution was palced in a three-necked flask and was deaerated.

通常情况下， 0.2浓度的镉环硫乙烷，和0.4浓度的mpa的混合溶液中40巯基丙酸甲酯溶液和ph值的溶液是调整，以10.0的溶液放置在是在三制作乙酸钙中，并除去溶液中的气体。

Such a process includes the preparation of an initial stabilized peptized solution including a titanium precursor material, an organic solvent, an acid agent, the mixing of said initial solution with a large amount of water, the pH of the obtained intermediate solution being less then 3, subjecting said intermediate solution and its dispersion to a heat-treatment, the exchange of water by an organic solvent with low surface tension to obtain a final solution that is finally dispersed.

这样一种方法包括制备包含钛母体材料、有机溶剂、酸介质之开头的稳定化胶溶溶液，将此起始溶液同大量水混合，所得到中间溶液的pH小于3，使此中间溶液及其分散体系经受热处理，用低表面张力的有机溶剂更换水来获得末了加以分散的最终溶液。

The paper studies the application of spherical geometry to the field of 3D geometric constraint solution and presents a geometric constraint solution method,called spherical solution method .

研究了球面几何学在三维几何约束求解中的应用，提出了球面求解法。

To solve the problem about determinant and solution to tangent line of curve of second order in Analytic Geometry with viewpoint and methods of Higher Geometry.

利用《高等几何》的观点、方法解决《解析几何》中的二次曲线的切线的存在性与求法问题。

The method will eventually converge to a near optimal solution and is relatively unaffected by the outliers.Ⅲ. Trilinear geometry estimation based on messy genetic algorithm: similar to the method of epipolar geometry estimation. Experiments show that it is more robust and precise than other typical methods, but takes more time to get the final result.Ⅳ.

ii基于混合遗传算法的对极几何估计：以最小的数据子集来构造染色体，利用染色体在某一位置上的基因冗余来提高遗传算法的选择能力，尽管这样会增加运算的复杂度，但却更有可能寻找到全局最优解，并且运算精度略高于中的算法。

Based on the traffic flow theory and the elements of projective transform in descriptive geometry, the key to the changepoint recognition was analyzed by the complanation of dualistic linear regression.

依据交通流理论，结合画法几何中投影变换原理，以二元线性回归平面化研究为例，对变点辨识的关键问题进行了分析。

This paper investigates the converse theorem of rectangular projection theorem in descriptive geometry,and furthermore supplements and confirms another converse theorem,If the projection of two lines intersecting vertically fo rms a rectangle on a certain projecting plane,at least one line of the two lines is parallel to the projecting plane.

通过对《画法几何学》中直角投影定理的逆定理的研究，得出："若垂直相交的两直线在某一投影面上投影成直角，则该两直线至少有一条直线平行于该投影面"的推论。

The results of this research have provided solutions to existing problems in descriptive geometry teaching.

研究之结果对投影几何教学上所存在的问题，提供解决的方法。

Descriptive geometry is the basic of the engineering. It occupies an significant place in the whole teaching system.

工程图学》是工程学科的基础，在整个教学体系中占有重要地位。

There had been a moment during the breakfast meeting, though, after the backslapping and the small talk and when all of us were seated, with Vice President Cheney eating his eggs Benedict impassively and Karl Rove at the far end of the table discreetly checking his BlackBerry, that I witnessed a different side of the man.

那次早餐会期间，在表示过关心和寒暄以后，我们所有人坐了下来，我注意观察了一下，副总统切尼面无表情地吃着班尼迪克蛋（Eggs benedict，源自美国，以英式松饼、火腿、水煮蛋以及荷兰酱组合而成），卡尔。罗夫在餐桌的远端谨慎地经常查看他的黑莓手机，我目睹了他所不为人知的一面。

Talk Undelete failed; someone else may have undeleted the page first.

Talk 无法删除选定的页面或图像（它可能已经被其他人删除了）。