面对称

Each plane passes through the N atom and one of the H atom s, and bisects the line connecting the other two H atom s

每一个对称面都通过N原子和一个H原子，且平分其他二个H原子连线。

Applying the principles and methods of high-resolution sequence stratigraphy, and combining with the data of exploration wells and development wells in encrypted network of wells, the authors identified 41 short-term base-level cycles of 7 types, which were formed under the conditions of deeping upward, shallowing upward, symmetrical in different accommodation space in Fuyu oil layer of Chao 1-Chao gas 3 blocks, and makes detailed analysis on the genesis and characteristics based on the sedimentary dynamics.

运用高分辨率层序地层学原理和方法，结合探井及密井网开发井资料，在朝阳沟油田朝1-朝气3区块扶余油层识别出向上&变深&、向上&变浅&、对称型及其不同可容纳空间条件下的7类共41个短期基准面旋回，并以沉积动力学观点详细剖析了其成因及特征。

Identical autopilots are used to control the pitch and yaw motions if the missile has two planes of symmetry.

如果导弹有两个对称面，则使用相同的自动驾驶仪控制俯仰和偏航运动。

Papovaviruses are also icosahedral symmetry viruses, but their capsid structures disobey the quasi-equivalence theory. Papovaviruse capsids are all composed of pentagons. Furthermore, these pentagons can not be connected directly, because there is a certain distance among them.

乳多空病毒尽管也是二十面体对称的病毒，但其衣壳结构违背了准等价原理，它们全是由五边形构建的几何实体，而且奇妙的是这些五边形不能直接拼接在一起，相互间存在一定的距离间隔。

The capsids of nearly all spherical viruses adopt icosahedral symmetry .

球状病毒衣壳采用二十面体对称。

The biological characteristic of many vertebrate parvoviruses have been clarified, for example the genome organization, the structure of capsids protein of virus particle, and the relationship between the structure and its function.

它与其它细小病毒一样，病毒粒子无包膜，呈球状二十面体对称，直径22nm，基因组为单链线状DNA分子，含有五种结构蛋白，嶂螂浓核病毒基因组全长为5454个核昔酸，于C含量为38.13%。

A great number of viruses' capsid proteins are efficient assembly into icosahedral symmetry structures. The capsid structures obey the quasi-equivalence theory of Caspar-Klug, and they are directly composed of pentagons and hexagons.

摘 要 绝大多数病毒的衣壳蛋白装配成二十面体对称的结构，其衣壳结构遵从 Caspar-Klug 的准等价原理，即是由五边形和六边形直接拼接而成的几何构型。

1Also known as the French baroque style of Louis XIV of France, and its furniture is characterized by: majestic, with exaggerated, the classical form of thick, elegant graceful emphasis on comfort, Although the use of the mat, using a straight line, and some combination of arc-shaped curve and rectangular, symmetrical structure features, the use of oak, walnut and some European and Lei Muk forging, inlay with wood plaque, wooden shovel, such as Liriodendron, furniture bottom have braces, structural firmly until late cancellation rungs; both carving and fine inlay work, or part of another gold-plated or gold-plated silver, mosaics, painting, painting, in this period of the development process, the original straight leg into a curve leg, Desktop for the marble and fine嵌石workers, high armchair, wall layout with well-carved bracing the lower part of the snail-shaped narrow leg platform; decorative patterns, including the rising sun inlay gemstones have shaped pins around head-ray, in the oval with a double "L"-shaped, forest god of the mask,"C""S" shaped curve, dolphins, face lion body, head and claws, rams head, or turtle, olive leaves, diamond-shaped flower, fruit, butterflies, palms and water lily leaves short irregular dispersed layout and human fable of ancient weapons.

1也被法国路易十四的法国巴洛克风格而知名，其家具的特点是：雄伟，与夸张的厚，优雅舒适优雅的古典形式强调，虽然使用垫，用一条直线，和一些弧形曲线和矩形，对称结构特点，是橡木，胡桃木和一些欧洲及梨木锻件，与木牌匾，木铲，如鹅掌楸，镶嵌组合使用，家具底部有括号，年底之前取消结构梯级坚决的，都镶嵌雕刻和优良的工作，或另一个黄金的一部分，在这一发展过程期间，原直镀镀金银，马赛克，油画，油画，腿成一条曲线，对大理石和精细嵌石工人，高椅，与井壁的布局桌面腿雕刻支撑的蜗牛下部形窄腿平台；装饰图案，包括旭日镶嵌宝石塑造针围绕头线，在椭圆形双的&L&形，森林之神的面具，在&C&的&S&形曲线，海豚，面狮身，头和爪，公羊头，或龟，橄榄叶，菱形花，果，蝴蝶，棕榈和睡莲叶短不规则分散布局和古人类寓言武器。

Tractions and confinements are applied through two separate and "antisymmetric" stiff steel cages.

面力和分娩是通过两个独立的应用和&反对称&硬的铁笼里。

Because I also noticed that the chins of the 40- and 47-year-old Washingtons were more symmetrical than in either the life mask or portraits at older ages, we adjusted the chin accordingly.

我同时也注意到，比起活人面模和更晚期的肖像来说，40与47岁的下巴比较对称，所以我们也据此对下巴做了调整。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。