A novel 3d laser ball bar (3d LBB) has been developed to determine the shaft or tool point positions rapidly and easily.
研制了一种三维激光球杆装置，能方便地测量机床主轴或刀具的空间运动位置。
The front of the walker is lined with four ball-turret laser cannons, while a single heavy projectile cannon is turret-mounted on the vehicle's dorsal surface.
步行机的前部排列着四座激光球型炮塔，一门单独的重型榴弹炮安装在步行机脊背表面的炮塔上。
The appearances and particle size distribution of slag micro-powder produced by ball mill and vertical mill were researched with scanning electron microscope and laser particle size analyzer.
用扫描电镜和激光粒度分析仪研究了球磨和立式磨生产的矿渣微粉的颗粒形貌和颗粒群分布。
At the same time, experiments on PBGA solder ball laser reflow were carried out.
同时，本文还对PBGA钎料球激光重熔进行了试验研究。
Research status of laser reflow on solder bump forming of area array packages are introduced, and experimental analysis on laser reflow of PBGA solder ball is performed.
介绍了激光重熔在面阵列封装钎料凸点成形中的研究进展，并且对PBGA共晶钎料球激光重熔进行了工艺研究。
The welding of hollow aluminium ball has more particularities, it adopts the vacuum electronic beam welding that is more favorable than laser welding.
空心铝球的焊接更有特殊性，采用真空电子束焊接比激光焊接更为有利。
The chemical analysis, laser granulometer and SEM was used to study the characteristic and burnability of raw meal prepared by ball mill and vertical mill in JIDONG CEMENT CO.
采用了化学分析、激光粒度分析、扫描电镜等手段，对冀东水泥股份有限公司球磨和立磨制备的生料特性及生料易烧性进行了研究。
The motion pattern of a scanning point is studied in case a fixed laser beam is pointing at a rotating ball with fixed center.
研究了当用固定不动的激光束扫描球心固定的旋转球体时扫描点在球面上的移动模式。
Corresponding optical Laser Mouse ball Working surface is subjected to three-dimensional disordered array of dots.
表面立体结构，适合大多数激光，光电，滚球类鼠标使用。
Laser bumping is advantageous for its flexibility especially when used for individual solder ball rework and small or medium production of BGA packages, yet it hasn't been vastly applied presently.
激光植球的优势在于它的柔性，它适宜于中小批量BGA的生产与个别焊球的修复，不过目前还没有投入大规模的应用。
Introduces the principle of the tin-ball laser bonding on hard disk sliders and its merit.
介绍硬盘磁头激光锡球焊接的原理和优点；
It features two fire-linked laser cannons chin-mounted on the ball-shaped cockpit.
它有两门火力同步激光炮被安装在球型驾驶舱下部。
It features two fire-linked laser cannons chin-mounted on the ball-shaped cockpit.
它有两门火力同步激光炮被安装在球型驾驶舱下部。
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