您要查找的是不是:
- twin - horse head pumping unit 双驴头游梁式抽油机
- Kinematics and dynamics analysis about double horse head pumping unit with arc back horse head 后驴头为圆弧的双驴头抽油机运动与动力分析
- Optimum design for double-horse head beam pumping unit with rear horse head's outline of spiral of Archimedes 阿基米德螺线双驴头抽油机优化设计
- The unit horse head polished rod close to beam suspension gravity working point .Therefore, while pump holddown beam bending moment so small that will not cause beam broken. 本机驴头悬点距游梁吊重力作用点距离很短,所以,卡泵时游梁弯矩小,不足以造成折梁。
- The pumping unit with twin wobble wheels realizcs stroke increment based on the principle of the chain stroke being twice the wheels stroke. 双摆增程式抽油机是利用链条行程为摆轮行程两倍的原理实现增程的。
- Analysis and Comparisons of Structures of Large Low Head Pump Units 大型低扬程水泵机组结构分析比较研究
- CYJ10?3?0?53HB pumping unit is reconstructed into CYJ210?4?8?53HB(G)phased heam puming unit,with notating mule head. 利用CYJ10 3.;0 53HB型常规抽油机改造成CYJZ10 4
- Development of the well condition self-adaptive pumping unit. 井况自适应抽油机的研制。
- Modifying balance system of Model LCJ1250 chain drive pumping unit. LCJ1250链条抽油机平衡方式改造的实践
- Optimum design for double-horse head beam pumping unit is a question of non-linear programming with inequality constraint condition and multi-objective function. 双驴头抽油机优化设计是一个具有不等式约束多目标函数的非线性规划问题。
- Under the action of the horse head movement, the vibration of the sucker-rod and, furthermore, thedynamic stress will be induced. 在这种悬点位移作用下,将引起抽油杆柱的振动,导致杆柱中的动应力。
- New method for power saving of beam pumping units. 游梁式抽油机节能新技术探讨。
- The legendary Ma Tou Qin is a horse head shaped Mongol stringed instrument, the sound of which is powerful, dramatic and rich in details. 东方神骏乐团的乐手都来自马头琴的发祥地内蒙古,参加过维也纳金色大厅中国新春晚会、各级电视台的春节晚会。
- Dynamics simulation of hydraulic beam pumping unit based on 3D model. 液压游梁式抽油机的三维动力学特性仿真
- Analysis of fatigue reliability of crank pin of beam pump unit. 游梁式抽油机曲柄销疲劳可靠性分析
- The horse head lute is the traditional musical instrument of the Mongolians. Its vibrations are deep and resonant, telling fully the ballad of loneliness in the grasslands. 马头琴是蒙古族传统乐器,琴声低哑而悠远,诉尽了草原的寂寞心声。
- Application of Watt chain six-bar linkage on pumping units. 瓦特链六杆机构在抽油机上的应用与优化设计
- A coupler drive system for pumping unit is developed by using the theory of hydraulic drive of coupler. 摘要运用耦合器液力传动原理,研制成功抽油机耦合器传动系统。
- The horse kicked its fallen rider about the head. 那匹马乱踢从它背上掉下来的骑手的头部。