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- The basic principle of balance hoist was detailed and the balance conditions and methods of rod system were investigated and analyzed. 本文阐述了平衡吊的基本原理,并对其平衡条件及杆系的平衡方法进行了分析和研究。
- Abstract In adopting API method, the kinetic model of a multistage pumping rod system was simplified into mul tiple lumped masses connected in series by springs. 采用API方法时，把多级抽油杆系统动力学模型简化成由多个弹簧串联多个集中质量。
- By analysis and comparasion, it is proved that the newly simplified kinetic model of the multistage pumping rod system is more accurate and more reasonable than the kinet... 经分析和比较证实，现简化的多级抽油杆系统动力学模型比用前方法简化的长冲程抽油机的系统动力学模型更为精确合理。
- RESEARCH ON LATERAL PRESSURE IN TRUSS ROD FOR SUPPORT OF LOOSE ROOF 锚拉支架支护散体顶板时拉杆的横向受力研究
- Reactor protection control rod system 反应堆保护控制棒系统
- poly - axial titanium screw - rod system 多轴向钉-棒系统
- Study Design. A retrospective follow-up study of post-traumatic thoracic and lumbar kyphosis after anterior instrumentation with anterior plate and dual rod systems. 研究设计：应用前路钢板和双棒系统两种前路内固定治疗胸腰椎创伤后驼背的回顾性随访研究。
- Simulation Analysis of Steering Rod System for Off-highway Truck 矿用汽车转向杆系的仿真分析
- Neck was warped. Truss rod stripped. Though still happy. Dissapointed on condition. I have alot of work to do 脖子是翘曲的捆标尺被剥离的虽则愉快失望在我有工作大量做的情况
- Analysis on guy rod system of point- supporting glass curtain wall 点式幕墙拉杆支撑结构分析
- Dick rod System Operation for Traumatic Spine Injury Dick棒系统手术治疗52例创伤性脊柱疾患
- I bought a new fishing rod last Sunday. 上星期日我新买了一个鱼竿。
- I suppose you also have a caste system in your society. 我想你们的社会里也有一种等级制度。
- The right to dissent is part of our political system. 有持异议的权利是我们政治体制的组成部分。
- He was bearing a truss of trifles at his back. 他在背上背了一捆没有价值的杂物。
- Do you know how to log in to the system? 你知道怎么登录进入这个系统吗？
- Public opinion was against the old feudal system. 公众舆论反对旧的封建制度。
- The system works on the principle that heat rises. 该项装置是按照热力上升的原理运转的。
- The movable target on a leveling rod. 视准器水准尺上可移动的目标
- The rod bent as he pulled in the fish. 当他把鱼拉上来时，鱼竿都弯了。
