在蒲丰投针问题的基础上，把投掷物由一维的针推广到二维的凸曲线，三维的正四面体、正六面体；
This paper tries to generalize the throwing objects from the one dimension pin to the convex curve in two dimension, and even the three dimensional regular tetrahedron and regular hexahedron .
二分光反射模型描述了物体的光反射机理，它认为物体表面的颜色由面反射和体反射组成。
The Dichromatic reflection Model describes the color of the reflected light as a mixture of light from surface reflection and body reflection.
单瓣紫花木槿的小孢子母细胞经过减数分裂形成四面体状的四分体，成熟花粉是二细胞型花粉，圆球型，表面有刺毛。
The results showed that the type of microsporic tetrads of the simple flower is belong to tetrahedral type and the mature pollen is two-celled with bristles on the surface.
片状粉体具有特殊的二维平面结构和较大的径厚比，应用于颜料、涂料、化妆品和汽车面漆等产品时，表现出了优异的性能。
Because of two-dimensional planar structure, a large aspect ratio and good application behavior, flaky powders are widely used in pigments, cosmetics and automobile paints.
二者的界面是相同的，均为河道砂体底部的冲刷侵蚀面或者是暴露过泛滥平原泥岩、根土岩等。
And the boundary of them has the same lithologic character: the ravinement surface of river course or exposure mudstone of flooding plain and root clay.
本算法适用于平面多面体，通过面域作为中介，容易实现与模型引导方法的融合，从而拓展到二次曲面体的重。
This algorithm can deal with polyhedral model only, however, with the introduction of face region, it can be combined with model o.
镍离子与两个丁二酮肟配体上的四个氮原子和两个甲酸根离子上的碳原子配位进而形成八面体配位环境。
The Ni(II) cation has a distorted octahedral geometry defined by five N atoms from two dimethylglyoxime molecules and two O atoms from two formate anions.
提出了二重八面体变几何桁架机器人工作空间的边界曲面分析方法。
Boundary surface analysis method for workspace of double-octahedron variable geometry truss robotic manipulators(VGTRM) is proposed in this paper.
利用该软件，可生成三维八节点六面体单元，同时也可生成二维三角形和四边形单元。
Hexhedral element for three dimensional parts and triangle and quadrilateral mesh for two dimensional parts can be generated.
在两个二次回转曲面体相贯线的求解中，辅助面法是常用的图解方法。
Auxiliary surface is commonly used as a graphic solution for the projections of the intersection line of quadratic cambers of revolution.
这些立方体里面，很多其他的形状也可以找到，包括五面体的二维平面模式。
Within this cube, many other shapes can be found, including two-dimensionally flattened versions of the five Platonic solids.
上述反射罩体的内表面沿中部位置分为第一反射面和第二反射面，第一反射面和第二反射面相连接。
Said inner surface of reflector body is provided into the first and the second reflecting surface along the central position which are linked.
本文针对带有间断系数的三维椭圆问题，讨论任意四面体剖分下的二次拉格朗日有限元方程的代数多重网格法。
In this paper, we consider a quadratic Lagrangian finite element equation arising from discretizations of 3d elliptic problem with jump coefficients under any tetrahedral partition.
本研究一方面用秋水仙素浸种、滴苗和涂抹对二倍体西瓜进行处理，将二倍体诱导为四倍体。
To gain tetraploid watermelon resource some diploid was treated with colchicine by means of soaking seeds before germination, dropping and daubing the terminal but of young plant.
岩体与土体失稳的滑裂面形状大多具有三维特征，用二维极限平衡理论难以得到与实际相应的分析结果。
The sliding surface of rock or soil block usually appears three-dimensional feature, so, the 2-D limit equilibrium method is not good to analyze the block stability.
复杂的多界面导体散射体，如二面、三面角反射器与飞行器圆筒进气道等大多可由以上两种界面组成。
Then scattering field of the more complicated scattering targets, such as a dihedral, a trihedral, or a cylindrical inlet, constructed by the surfaces of …
餐厅位于锦绣程大酒店一楼和二楼，是一座集商务、会议、休闲于一体的中餐厅。 一楼“锦绣面酷”快餐厅以经营烩面、小菜为主，餐位300余个；
Restaurant lies at the first floor and second floor, it is a restaurant with business, meeting and entertainment functions.
餐厅位于锦绣程大酒店一楼和二楼，是一座集商务、会议、休闲于一体的中餐厅。 一楼“锦绣面酷”快餐厅以经营烩面、小菜为主，餐位300余个；
Restaurant lies at the first floor and second floor, it is a restaurant with business, meeting and entertainment functions.
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