ellipsoid of revolution

The reason of break of rotary small-tooth of stacking and stocking machine of Han Steel is analyzed,its site overlaying repair introduced.

分析了堆取料机回转小齿断裂的原因,介绍了对其进行的现场堆焊修复。

The paper briefly introduces the main mechanism and the working principle of an automatic rotary capping machine in which there is a cap pick and place transfer system.

简单介绍了全自动回转式取盖 -旋盖封口机的工作原理和结构特点。

This thesis is finished by combining the scientific and technological development plan project in Ji Lin Province: Development of CHF-20 percussive—rotary and reverse—circulation drill.

本文以钻探工艺学岩土力学机械原理优化理论和计算机仿真知识为基础针对国内大口径灌注桩施工中存在的问题系统地对冲击回转钻井技术进行了研究研究内容包括冲击回转反循环工艺参数的研究冲击钻进机构的研制冲击机构的优化设计及冲击机构的动力学仿真研究完成了钻机的野外及生产试验论文首先对实现同一钻机具有冲击回转两种功能进行了研究着重分析了冲击与回转机构的相互转换在钻机的冲击和回转钻进功能组合方面取得重要创新同时对同步卷扬机构进行了理论分析及设计计算在结构设计上有创新改善了行星轮系的受力状态对冲击机构的仿真分析为进一步开展冲击机构的动力学研究打下了基

Design of control system of rotating EDM generating machine;

回转式电火花展成加工控制系统的设计

Design of Rotating EDM Generating Machine of Variable Helix Angle Gear;

渐变螺旋角齿轮回转电火花展成加工机床的设计

Rotating Electric Discharge Generating Machining and its Shaping Movement Analysis;

回转式电火花展成加工及其成形运动分析

Issue of rotation on bearing with solid machined detach-model cage;

实体车制分离型保持架影响轴承回转问题的分析

Study on the Control Technology of Revolving Electric Discharge Generating Machining;

回转式电火花展成加工控制技术的研究

On Vessel s Manoeuvre Methods for Sharp Alteration of Course and Turning in Restricted Waters;

论船舶在受限水域大幅度转向和回转操纵方法

This paper presents calculation methods on the mass of the water surrounding a waterjet-propelled catamaran and the hydrodynamic derivatives when the catamaran is in turning motion.

介绍了喷水推进双体船回转时附连水质量和水动力系数的求法,以及喷泵作用在船体上的纵向推力、侧向力和回转力矩的求法。