这些数字化设备多数采用等弦或等弧方式采集物体表面的数据。
The adopted equipments are Coordinate Measuring Machine, NC with measuring device, special digitizer etc.
提出一种基于等弧长法的改进算法,用于求解花键滚刀理论齿形的代用圆弧参数。
Taking a spline hob for example, this paper analyses the normal tooth measuring profile on hob in theory.
针对复杂曲面工件内部缺陷的超声检测,提出了一种新的近似等弧长超声检测轨迹生成算法。
Aimed at internal defect ultrasonic inspection for sculptured surface parts, the paper presented a new nearly arc-length approach to path generation.
在等弧长比投影族球面正二十面体投影基础上设计了球面三角四叉树剖分模型(EARPIH)。
Based on the spherical icosahedron case of Equal Angle Ratio Projections (EARP), a new spherical Triangle regional Quadtree (EARPIH) is constructed.
这个能量释放的不平衡,与很多工艺参数密切相关,如等离子弧压缩程度、切割速度及喷嘴到工件的距离等。
This energy release imbalance, closely related with many process parameters, such as plasma arc compression degree, cutting speed and nozzle to the distance, etc.
弧面分度凸轮机构是一种精密分度机构,因其具有分度数大、分度精度高、定位可靠等优点,被广泛应用于各种自动机械中。
Roller gear CAM mechanism is a type of indexing device. It is widely used in various automatic machines because of large indexing Numbers, high indexing precision, reliable localization etc.
摘要介绍了利用多弧离子镀工艺制备黑色氮钛膜,并对其耐磨损、耐腐蚀、热稳定性及太阳光谱吸收等性能进行了研究。
Black tin coating was prepared by multi-arc ion plating technology and wear resistance corrosion resistance heat-proof property and absorption property of solar spectrum were also discussed.
这些光源为荧光灯,卤钨灯,短弧氙灯和金属卤化物灯等。
These light sources are the fluorescent lamp, halogen lamp. Short-arc xenon lamp and metal halide lamp.
由于其具有高分断能力、较好的灭弧效果及高集成化等优点而使得CPS在防爆电器中发挥出了更大作用。
Owing to some excellent feature of CPS, such as the high interrupting capacity, preferable arc extinguishing effect and high integration, it takes very important roles in Ex electrical appliance.
科研项目空气等离子水再压缩弧切割技术获国家科技进步二等奖。
The arc cutting technique of air plasma water re-compressed won the second prize of National Scientific and Technological Progress Award.
这些引弧器的应用对于提高逆变焊机的引弧性能、可靠性等有较大的益处。
These arc strikers are of value for improving arc strike behaviour and reliability of invert welding power sources.
本文介绍了该产品的主要技术性能和高分断能力,及低温升、低噪声、节能和零飞弧等技术特征。
This article introduced the main performance and special characteristics of higher breaking capacity, lower temperature rise, lower noise, saving energy, zero flashover etc.
水电站工作弧门预应力闸墩具有孔口尺寸大、水推力大等特点。
Prestressed pier of hydropower station service radial gate features large aperture dimension, high water thrust and so on.
在双曲空间中,考察椭圆的包含关系,对弧长元素、测地曲率、曲率、面积及全曲率等几何量做出细致考察。
Some geometric data of ellipse in hyperbolic space are considered, such as set inclusion, arc length, geodesic curvature, curvature, area and total curvature.
通过对该蛇绿岩带地质及岩石地球化学特征等进行了论述,认为其形成于近弧的弧后盆地扩张脊环境。
This paper discusses the feature of geology, lithogeochemical of this ophiolitic belt, so the ophiolite is produced from near the back-arc basin spreading ridge.
等离子体源离子注入装置由脉冲负高压源系统、热阴极弧放电系统、真空室及样品台、真空系统和监测系统等五部分组成。
The plasma source ion implantation device consists of pulsed negative high voltage power, hot cathode arc discharge system, vacuum chamber and target stage, vacuum system and monitor system.
通过试验研究了等离子激光复合快速制造中激光对等离子弧柱形貌、熔积成形时的熔深和熔宽等的影响。
The effects of laser on plasma arc beam, welding depth and width of deposition pool in the hybrid plasma-laser rapid manufacturing is investigated by tests.
等离子喷焊电源是为等离子弧提供能量的电源,涉及到焊接工艺学、电力电子学、控制理论和计算机科学与技术等众多领域。
Plasma spray welding power source, which gives energy to plasma arc welding, involves welding technology, power electricals, control theory, computer science and technology, and so on.
公司具备电焊、二氧化碳气体保护焊、氩弧焊、碳弧气刨、氧气切割等特种作业人员。
Companies with welding, carbon dioxide gas shielded arc welding, argon, carbon arc gouging, oxygen cutting and other special operations personnel.
拥有两种收弧模式和焊后削小球功能,适合半自动、自动焊、机器人等不同的高性能焊接工艺需求。
Possessing two methods of arc extinguishing and function of ball cutting after welding, suitable for different high performance welding procedures of semi-automation, automation and robot.
介绍了采用等线长法,计算送电线路连续倾斜档的观测弧垂和悬垂线夹安装位置的方法。
It USES line length equal method to calculate the sag and the mounting position of the suspension clamp in continuous inclined spans of overhead power line.
研究了所制备薄膜的厚度、颗粒度等与薄膜制备过程中激光脉冲频率、引弧电压和靶材—衬底间距等工作参数之间的对应关系。
We studied the relationship between the films thickness, grain size and deposition parameters, i. e. pulse laser frequency, striking voltage and distance from the target to the substrate.
介绍了俄罗斯直缝埋弧焊钢管和螺旋缝埋弧焊钢管的生产设备和工艺等制管技术以及独特的热处理管线钢管的特点。
The characteristic of pipe manufacturing technology and its unique heat-treatment pipe for pipeline for production units and processes of Russian LSAW pipes and SSAW pipes is introduced.
耦合弱的特点与俯冲板块年龄小、抗挠强度弱、俯冲角度大、海沟后撤、岛弧裂离和弧后拉张等特点是一致的。
The weak couplings are in agreement with such tectonic features as young subduction slab, weak flexure strength, large subduction Angle, trench retreating, arc rifting and backarc extension.
就阀门密封面等离子弧堆焊的技术关键问题:毛坯加工、工艺选择及质量控制等。
The key problems of technique for plasma hardfacing for sealing face of valve such as blank making. Process selecting and quality controlling.
综述了镁合金表面处理技术的工艺进展,主要包括化学转化膜、阳极氧化、微弧氧化、金属涂层、离子注入等技术。
The process progress for magnesium alloy surface treatment technology include conversion coating, anodizing, micro-arc oxidation, electrochemical plating, ion implantation etc was summarized.
架空线路应力控制气象条件的判定,需要考虑控制气象条件及弧垂限制等条件,一般采用临界档距判定法或试推比较法处理。
In order to judge the climate condition control of overhead-line stress, it is of necessity to take account of climate condition control and hang-arc-distance restraint.
该焊机采用“无源引弧器”引弧,引入CMOS、时基、大功率开关等集成电路进行弧焊自动控制。
Welding machine control unit is equiped with no power source arc start unit, CMOS, and high power switch.
对其电气性能、结构特点,故障诊断、接口电路及弧焊工作程序等作了比较全面的分析和讨论。
Its electric characteristic, structure feature, fault analysis, interface circuit and arc welding process program are analyzed and discussed.
对其电气性能、结构特点,故障诊断、接口电路及弧焊工作程序等作了比较全面的分析和讨论。
Its electric characteristic, structure feature, fault analysis, interface circuit and arc welding process program are analyzed and discussed.
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