线组合

On shift equivalence of anomalous sampling sequence;2. In this peper it is mainly introduced that the 3-D picture transformation, such as rotation and shift , is carried out by the author using the method of vector algebra to construct compound object.

文章主要介绍作者在三维图形系统GP3D的设计开发中，以矢量代数的方法对三维图形元素作直接旋转、平移等变换，生成复杂的组合图形，并以旋楼梯的线框图造型进行验证。

System computes combined navigation system of GPS/IMU, VECTOR and ascendable geometry stable platform, proceeds in space registration and time synchronization, calculates the systems accurate space, time, stance and course. Planar laser scanning data was filtered, registered space-wisely and time synchronously and fuse computered with other sensors data, extracted to 3D solid model of characteristic information of the road and outside of street, continuously extracted to point, line and plane, reconstructed combined with CCD camera data and visualized to 3D model true scene, finally implement acquisition and process of 3D space data timely, initiatively and integrally.

该套系统通过对GPS/IMU组合系统导航解算、VECTOR和升降几何平台进行空间配准、时间同步处理，计算出系统精确可靠的空间时间和姿态航向信息，二维激光扫描仪数据经过滤波去噪、和其他传感器数据融合、三维空间计算，解算出道路和两侧街景的三维空间数据模型，对空间激光数据模型提取点线面特征值，结合CCD相机数据进行立体重建和可视化，实现了实时、主动、完整地获取和处理三维空间数据信息。

System computes combined navigation system of GPS/IMU, VECTOR and ascendable geometry stable platform, proceeds in space registration and time synchronization, calculates the system??s accurate space, time, stance and course. Planar laser scanning data was filtered, registered space-wisely and time synchronously and fuse computered with other sensor??s data, extracted to 3D solid model of characteristic information of the road and outside of street, continuously extracted to point, line and plane, reconstructed combined with CCD camera data and visualized to 3D model true scene, finally implement acquisition and process of 3D space data timely, initiatively and integrally.

该套系统通过对GPS/IMU组合系统导航解算、VECTOR和升降几何平台进行空间配准、时间同步处理，计算出系统精确可靠的空间时间和姿态航向信息，二维激光扫描仪数据经过滤波去噪、和其他传感器数据融合、三维空间计算，解算出道路和两侧街景的三维空间数据模型，对空间激光数据模型提取点线面特征值，结合CCD相机数据进行立体重建和可视化，实现了实时、主动、完整地获取和处理三维空间数据信息。

Extraction efficiency of sucrose-centrifugation methods which were applied to centrifugate nematodes from soil was studied by means of one-way trial and double-way trial.

采用单因素试验和二因素组合试验，对蔗糖离心法分离线虫的效果进行研究。

This is where crystal energy and crystal fortunetelling have their beginnings.

由半球体的水晶组合在一起，不知何故，作品放射出不可思议的能量线，数字化的进程，现代社会发展所带来的毫无生气的光亮是那么的遥远，可能这感觉也就我一个人吧。

The main tectonic features of the four stages mentioned above can be summarized as follows, gneissic basement and greenstone belt in the Archean, formation and rifting of ancient continental crust in the Transition, creation and disposal of the first supercontinent Columbia in the Paleoproterozoic-Mesoproterozoic, and the assembly and disassembly of the supercontinent Rodinea under plate tectonic framework in Neoproterozoic.

这四大阶段的主要构造面貌分别是：片麻岩基底和绿岩带盆地，古陆壳的形成与裂解，第一个超级大陆即哥伦比亚超大陆的形成与离散，板块构造体制下罗迪尼亚超大陆的汇聚与离散，反映了大陆岩石圈的形成和由低级向高级的演化，因而每一阶段都有不同于前一阶段的沉积建造、火成岩类型及组合、变质作用、构造样式、构造线方向、变形方式和成矿作用。

Besides, intercombination lines are also observed which imply an existence of low density plasma region.

除此之外，还观察到较强的互组合线发射，这表明存在一个低密度区域。

The khondalite series within Kongling Group in Yichang City, Hubei Province are composed of aluminum-rich schists-gneisses and garnet-sillimanite-quartzites, leptynite and mafic granulites, its protoliths are clay, sandstones-greywacke and marlite. REE distribution patterns of aluminum-rich gneisses incline NASC, Eu show negative abnormity and Ce displays no abnormity in chondrite-normalized REE distribution patterns.

湖北宜昌崆岭群孔兹岩系由富铝片岩－片麻岩及榴线英岩类、长英质岩类及镁铁质麻粒岩类组成，其原岩分别为黏土岩、砂岩－杂砂岩和泥灰岩，富铝片麻岩的稀土元素分配型式接近北美页岩组合样，Eu显示负异常，而Ce基本无异常。

Study modelling thought, network configuration, majorize GNNM(1,1) mode method and learning algorithm of GNNM(1,1) mode combined grey system theory and neural network. Based on tunnel construction settlement monitoring of Nanjing Metro NO1, simulate and forecast monitoring data by GM(1,1) mode and GNNM(1,1) mode.

研究了灰色系统理论与神经网络组合的灰色神经网络GNNM(1，1)模型的建模思想、网络结构及其优化GNNM(1，1)模型的方法和学习算法；结合南京地铁一号线隧道结构沉降监测实例，分别运用灰色系统理论GM(1，1)模型和灰色神经网络GNNM(1，1)模型对监测数据进行了模拟与预报。

McCain Foods has expanded one of its key plants in South Africa with the addition of three new packing lines, each based around an Ishida R-Series multihead weigher.

麦凯恩食品已扩大它的一个主要工厂有三个新的包装线，围绕着每石田基于R -系列组合秤除了在南非。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐