等轴

Methods: Twenty five patients with congenital missing of one or two incisors, 17 patients were treated with extraction, 5 patients were treated orthodontically and prostbodontically. 3 patients were treated with slenderizing to solve crowding and adjust median line and Bolton index.

25例先天缺失下颌个别前牙1～2颗的患者，其中17例采用减数方法进行矫治，5例集中间隙，结合修复进行治疗，3例结合邻面去釉、改变牙轴等手段解除拥挤，采用调整中线和Bolton指数的方法进行矫治。

The designs and working principle of electric spindles 、 bearing technical as well as crucial technology and so on was introduced in this paper .

本文主要介绍了电主轴的工作原理、轴的设计、轴承技术以及关键技术等。

The major concentsare summarized as follows: 1.Experimental research on the GFRP Tubed short reinforced concrete columns underaxially loaded are carried out to investigate the mechanical properties of working feature, theeffect of GFRP tube confining,ductility of the specimens.The effects of concrete strength,loading condition,ratio of longitudinal reinforcement and ratio of stirrups are researched.

完成了以下工作： 1、通过GFRP套管钢筋混凝土组合短柱的轴心受压试验，研究其工作机理、破坏形态、GFRP管对混凝土的约束效果、延性，试验研究了影响这种组合短柱轴压力学性能的部分因素，包括混凝土强度，GFRP管不同的受力方式，纵筋配筋率，体积配箍率等。

Forward extruding for hollow pinion gear, compound extruding for housing gear and upending extruding for shaft gear and their forming conditions and processes were analyzed.

介绍了带孔小齿轮的正挤压直接成形、带壳小齿轮的复合挤压成形和带轴齿轮的镦挤成形等传统冷挤压方法，以及上述各类齿轮的冷挤压成形条件和工作过程。

The top pivot point is for those big wallops, that happen deeper in the stroke meaning a longer wheelbase for stability at high speeds, Fort William, Sun Peaks and Praloup etc.

顶端支点是那些大wallops ，这种情况发生在中风更深更长的轴距意义的稳定高速威廉堡，孙高峰和Praloup等

The main products are various types of ships below 10,000DWT, big unit of metal structure, high, medium and low speed diesel engines of big horse-power, spare parts of the diesel engines, marine steering gears, mooring winches, windlasses, deck cranes, big size forgings and castings, shafts, propellers, anchors and anchor chains, acoustic devices, optical instruments, special equipment for shipbuilding, paper machines, metallurgical machinery, cement machinery, textile, machinery, hydro-power station equipment, petrochemical equipment, various pressure vessels ranging form I, II, III, hydraulic cylinders, titanium alloy products, rubber-products, plastic injection molding machines, pad print machines, alternators and generating sets, motor-cycles, valves, electrodes, catholic protection anodes, hand tools etc.

公司所属企业生产的主要产品有万吨级以下的各类型船舶、大型金属结构件、高、中、低速大功率柴油机、柴油机零备件、船用舵机、锚铰机、克令吊、大型锻件、大型铸件、轴系、推进器、锚及锚链、水声仪器、光学仪器、造船专用设备、造纸机械、冶金机械、水泥机械、纺织机械、水电站设备、石油化工设备、I、II 、III类各种压力容器、液压油缸、钛合金制品、橡胶制品、注塑机、移印机、发电机、摩托车、阀门、电焊条、牺牲阳极、手工具等。

Based on the reciprocity theory, knot analysis and route analysis methods, make an measurement and division about center grade of main cities, and propound the general construction goal and "one core, one axis and two wrings" space organization proposal.

基于空间相互作用理论，运用节点分析、线路分析等手段，对甘肃省城镇系统内主要城市中心等级进行了测度与划分，并提出了省域城镇系统整体构建目标和&一心一轴两翼&的空间组织建议。

The galactosyl oligosaccharides of raffinose series are widely distributed in seeds of many species and are localized in tissues that remain viable after desiccation, including the embryo and aleurone layer of cereals, cotyledons and axis tissues of legumes and other dicots.

棉子糖半乳糖苷系列寡糖广泛分布在许多种植物种子中，并存在于干燥后仍能保持活力的组织内，如禾谷类种子的胚及糊粉层，豆类及其他双子叶植物的子叶和胚轴组织等。棉子糖半乳糖苷系列寡糖在禾谷类种子的非自溶性中央胚乳中不合成，但存在于蓖麻种子的自溶性胚乳细胞中。

Prism series:Triangular prism, right-angled prism、Four prisms, pentagonal prism, half pentagonal prism ,polyhedron prism, Rotor drum prism, Simite roof prism,right-angled roof prism,Amici Frisms,Four pyramid reflectors,pyramid,V- prism, Wedge Prism/ Folds the axis Prism, Wedge-shaped prism ,Trapezius prism, Cube prism,Reference prism,Target, Changes the prism, Trapezius roof prism,V- roof prism,Compound/Abbe prismAnd other combination prism and so on

棱镜系列：三棱镜、直角棱镜、四棱镜、五角棱镜、半五角棱镜、多面体棱镜、转鼓棱镜、斯密特屋脊棱镜、直角屋脊棱镜、五角屋脊棱镜、分光棱镜、四棱锥反射镜、角锥、道威棱镜、楔角镜/折轴棱镜、楔形棱镜、斜方棱镜、立方棱镜、参考棱镜、靶标、转向棱镜、斜方屋脊棱镜、道威屋脊棱镜、复合/阿贝棱镜及其他组合棱镜等。

Right angle bevel gear reducer of the B series, concentric shaft bevel gear reducer of the H series, no paragraph series variable speed reducer.

直角斜齿轮减速机的B系列、同心轴伞齿轮减速机的H系列，无段变速减速机系列等。

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