几何结构

The description of geometrical structure of disperses system is a problem frequently facing in science research and practical engi...

散体几何结构的描述是科学研究和实际工程中所经常面对的问题，通过传统方法建立的数学模型往往含不易测参数或难以应用。

The equilibrium geometries of squaraines substituted by heteropentacyclic, benzo fuzed heteropentacyclic, heterohexacyclic, benzo fuzed heterohexacyclic, heptacyclic, benzo fuzed heteroheptacyclic and zwitterionic squaraines were obtained with ab initio calculation at HF/6-31G* level and the electronic spectra were examined using CIS/6-31G* method.

用从头算6-31G~*方法优化了多种五元杂环、苯并五元杂环、六元杂环、苯并六元杂环、七元环和苯并七元杂环取代的方酸分子以及方酸两性离子分子的几何结构；用CIS／6-31G~*方法计算了其电子光谱；通过TDHF／6-31G~*方法计算其线性极化率、一阶和二阶超极化率来研究分子结构和非线性光学性质之间的关系，同时用两态模型解释了部分分子的一阶超极化率。

It is very crucial to calculate the coupling factor between cavities and to design the geometry structure of the coupling irises.

而准确计算聚束段腔间耦合系数又是设计聚束段耦合孔几何结构的关键。

By quantitating configuration features of images and defining parameters of the whole images and typical blocks respectively, it is feasible to classify different fracture surfaces accurately.

这些成果大多建立在利用从断口图像中提取的数学信息来对图像进行分类和识别。不同的断裂失效类型通常会表现出不同的断口形貌，也即不同的断口类型其断口的几何结构特征存在不同程度的差异。

Analogue modeling of rifting provides direct and effective ways for the study of the relation between geometry and dynamics of continental rift systems.

裂谷作用的物理模拟是研究大陆裂谷系统的几何结构与动力学机制之间关系的一种直观有效的手段。

Analogue modeling of rifting provides direct and effective ways for the study of the relation between geometry and dynamics of continental rift systems.

摘 要：裂谷作用的物理模拟是研究大陆裂谷系统的几何结构与动力学机制之间关系的一种直观有效的手段。

The position of said examine bed on scanning plane and its sag from its nominal position can be found out according to the tangent channel of X ray along the outside near bed back and the geometric structure of X-ray emitting and detecting unit.

在通过X射线照射和探测装置扫描安置在检查床上的受检者的X射线CT设备中，根据沿切线方向向检查床背侧附近外侧前进的X射线被探测的通道位置和X射线照射和探测装置的几何结构，找到检查床在扫描平面中的位置。

The results show that the performances of the passages vary with diaphragm depth, channel width and board spacing.

从流道中间隔板深度、流道宽度及流道板间距3方面研究了U形流道几何结构尺寸对性能的影响。

Results show that the milling tool with rake angle 5°, clearance angle: 10°, helix angle: 45° and corner radius: 1 mm is tested on the surface integrity experiment.

实验结果表明，前角5°，后角10°，刀尖圆弧半径为1mm，铣刀螺旋角为45°的几何结构铣刀完成了表面完整性试验中。

The whole geometric structures of combustor,combustion chamber and furnace tube in delayed coking furnace were accurately calculated by the whole-coupling method.

采用分区耦合的计算方法，实现了对工业焦化炉从燃烧器、炉膛、炉管整体几何结构的仿真，并且对焦化炉内流动、燃烧和传热全部工艺过程进行了模拟。

The labia have now been sutured together almost completely.The drains and the Foley catheter come out at the top.

此刻阴唇已经几乎完全的缝在一起了，排除多余淤血体液的管子和Foley导管从顶端冒出来。

To get the business done, I suggest we split the difference in price.

为了做成这笔生意，我建议我们在价格上大家各让一半。