查询词典 bob wheel

Once the structure of cohesive shaft coupler is determined, the characteristic of rotating toque can be adjusted and transferred automatically by rotation speed difference to drive one axle, that makes a tow wheel drive motor vehicle change to a four wheel drive motor vehicle easily.

粘性联轴器一经确定结构，即可通过转速差自动调节传递转矩的特性，驱动一个桥，使两轮驱动汽车轻易变为四轮驱动汽车。

According to the principles of tooth meshing and manufacturing helicoi ds, a mathematics model is constructed to reflect the manufacture process of nut , and the formula of the grinding wheel section is developed. The parameters of the section are obtained through numeral arithmetic; moreover the parameters of the dresser are worked out. Based on these work, the solid model of the ball scr ew nut, grinding wheel and tooth dresser are developed in the Pro/E software, wh at's more, the process of the dressing...

根据螺旋面加工原理、齿形啮合原理及回转面砂轮加工螺母工艺建立了相应的数学模型，并推导出砂轮截形的计算公式；采用数值计算方法求解砂轮截形参数，进一步得到修整器靠模板的参数；在此基础上，利用Pro/E软件对大导程滚珠丝杠螺母、砂轮和砂轮修整器进行了实体建模，并对砂轮的修整过程和螺母的加工过程进行了运动仿真，有效地验证了砂轮截形的计算结果。

By the use of Circling cluster and Envlopment theory and flat surface sit-mark transformation theory, the chain wheel tooth equation of roller chain at high speed to match conjugage engagement is deduced.Establishing chain speed equation of roller chain at high speed,based on the analysis of the speed curves between roller chain at high speed and common roller chain,good drive of roller chain at high speed is verificated theoretically.By a example that move distance from transverse vibration between roller chain at high speed and common roller chain is contrasted,the accuracy of those theories that the paper brings up and higher functions of roller chain at high speed is proved.Finally, Establishing conjugage engagement line equation of roller chain at high speed and analyzing the complete engagement zone, the chain wheel tooth curve equation is studied at a higher degree. At the same time,the lack's place of the research result is pointed out.

依据高速滚子链设计要求与H_y-V_0齿形链的研究，阐述了滚子链传动实现准共轭啮合理论可能性；利用圆族包络法结合平面坐标变换理论推导出了满足共轭啮合的高速滚子链的链轮齿廓曲线；建立起高速滚子链链速方程，通过对高速滚子链与普通滚子链链速曲线的对比分析，从理论上验证了高速滚子链具有良好的传动性能；最后，建立起高速滚子链共轭啮合线方程，对其整个啮合区间进行了分析，进一步研究了链轮齿廓曲线方程，确定了主要参数的设计方法的问题，并同时指出了不足之处。

Company's main products are the series of tire vacuum valve, all kinds of colored valve, tire repair tools and Haoliao, wheel anti-theft screws, automotive supplies modified, China, the dismantling of import tires, balance-, four-wheel - Positioning system, nitrogen machines.

公司主要产品有各系列轮胎真空气门嘴，各种彩色气门嘴，轮胎修理工具与耗料，车轮防盗螺丝，汽车改装用品，国产、进口轮胎拆装机，平衡仪，四轮定位系统，氮气机等。

Steel wheel has a detachable rim that enables the tire to be replaced in case of a flat, without removing the whole wheel.

钢车轮有一个可拆卸的边缘，使将要在案件更换轮胎的单位，没有拆除整个车轮。

Main production tapered roller bearings, cylindrical roller bearings, automotive clutch bearings, automotive bearing direction, automotive wheel bearings and wheel hub unit, the center support bearings, automotive water pump at the same time can produce bearings, thrust roller bearings, non-grinding bearings, stamping bearings, etc..

主要生产圆锥滚子轴承、圆柱滚子轴承、汽车离合器分离轴承、汽车方向机轴承、汽车轮毂轴承及轮毂单元、中心支架轴承，同时可生产汽车水泵轴承、推力滚子轴承、非磨轴承、冲压轴承等。

9 Class from P0-P2 level, medical equipment bearings, wheel bearings (four points, cross-, three-row, double row, ball columns mixed) large-scale, large deep groove ball bearings, cylindrical roller bearings, spherical self-aligning roller bearings, angular contact ball bearings, tapered roller bearings, thrust ball and thrust angular contact ball bearings, thrust cylindrical roller bearings, thrust tapered roller bearings, Thrust Self-aligning roller bearings, wheel bearings and inch tapered bearing with special structure and non-standard and dozens of types, and can be processed inside diameter Φ150 ~Φ5000mm bearings.

0，1，2，3，4，5，6，7，8，9类从P0-P2级，医疗器械轴承，转盘轴承（四点，交叉，三排，双列，球柱混合）大型，特大型深沟球轴承，圆柱滚子轴承，球面调心滚子轴承，角接触球轴承，圆锥滚子轴承，推力球和推力角接触球轴承，推力圆柱滚子轴承，推力圆锥滚子轴承，推力调心滚子轴承，转盘轴承和英制圆锥及非标准特殊结构轴承等几十种类型，可以加工内径Φ150～Φ5000mm的轴承。

Ningbo Sunlon Measuring Tools Co., Ltd. is developed by Taiwan Sunlon Industrial Co., Ltd. which has more than 40-year experience in the manufacturing of Measuring Tape and Spirit Level. With Fully-Automatic Printing Machines, Spirit Level Testing Tables and Measuring Wheel Producing Machines, we can have Measuring Tape in additional quick reading red metric figures at every 10 centimetre, best quality of Level and top quality of Measuring Wheel. Besides, we have received EEC III approval on fiberglass and EEC II approval on steel tape. Therefore, it will never be too late for you to switch orders to "Ningbo Sunlon" if you want to be more powerful in this field with our top quality and economic price.

E4S09 宁波升龙尺业有限公司系台湾奎龙实业有限公司创办的外资企业，装备着各种自行研发设计的全自动卷尺印刷机，水平仪制造设备，测量轮制造设备等，可生产各种卷尺，水平仪，测量轮，具有多项特殊专利技术，如在尺带每十公分旁之公尺标示，水平仪对准标法，测量轮结构等，具有自行进出口权，秉持着在量具行业中累积了超过四十年的技术与经验，全产品质量比较高，获的欧洲度量衡EEC检测通过，具有很强的产品开发能力，生产的产品多数出口，对国家经济发展作出了显著贡献。

Firstly, using diamond wheels bonded by metal, resin and ceramic respectively, experiments about the influence of wheel speed, wheel swing frequency and coolant on grinding surface quality was done and the reason why parameters can influence the grinding surface roughness was deeply analyzed.

首先，分别对金属结合剂、树脂结合剂和陶瓷结合剂金刚石砂轮刃磨PCD刀具时刃磨表面粗糙度受砂轮速度、砂轮摆频及干湿磨削条件的影响进行了对比试验研究，深入分析了刃磨工艺条件对刃磨表面粗糙度的影响及其原因。

The crawler and swing arm both are driven by DC servo motor directly, the complex driving devices are eliminated, swing arm drive DC servo motor is installed in the interior of driven wheel and swing arm wheel; it ensures robot has high maneuverability and strong over-obstacle capability, at the same time it overcomes the disadvantages of traditional drive and transmission system, such as a lot of elements, complex structure and low efficiency, it reduces energy consumption, saves interior space, reduces overall weight, increases the work reliability and running stability of robot and provides new design programs and new technology channels for small-sized crawler ground movable robot drive device.

机器人的履带和摆臂均由直流伺服电机直接驱动，省去了复杂的传动机构，摆臂驱动直流伺服电机则安装在从动轮和摆臂轮内部，在保证机器人具有高机动性和强越障力的同时，克服了传统驱动、传动系统零件众多、结构复杂、效率低下的缺点，降低了系统能耗，节省了内部空间，减轻了整体重量，提高了机器人的工作可靠性和行驶稳定性，为小型履带式地面移动机器人驱动装置提供了新的设计方案和新的技术途径。

However it can often be frust ating for a child when people are unable to pronounce their name.

但它往往可以令人沮丧的一个孩子当人们无法断言他们的名字。

All these compounds were obtained from this genus for the first time. Compound, 4-cumylphenol, was a new nature product.

所有化合物均为首次从本属海藻中分离得到，其中4cumylphenol为新天然产物。