您要查找的是不是：
- Development of the well condition self-adaptive pumping unit. 井況自適應抽油機的研制。
- Modifying balance system of Model LCJ1250 chain drive pumping unit. LCJ1250鏈條抽油機平衡方式改造的實(shí)踐
- Joint movement beam balance pumping units with attaching six-staff organization 六連桿聯(lián)動(dòng)變矩抽油機
- Dynamics simulation of hydraulic beam pumping unit based on 3D model. 液壓游梁式抽油機的三維動(dòng)力學(xué)特性仿真
- New method for power saving of beam pumping units. 游梁式抽油機節能新技術(shù)探討。
- Analysis of fatigue reliability of crank pin of beam pump unit. 游梁式抽油機曲柄銷(xiāo)疲勞可靠性分析
- In addition, the ground-source heat pump system model is founded by colligating the indoor air loop model, heat pump unit model, and ground heat exchanger model. 結合熱泵機組模型完成了地下熱交換器的模型求解，并綜合室內空氣環(huán)路模型、熱泵機組模型和地下熱交換器模型建立了地源熱泵系統模型。
- A coupler drive system for pumping unit is developed by using the theory of hydraulic drive of coupler. 摘要運用耦合器液力傳動(dòng)原理，研制成功抽油機耦合器傳動(dòng)系統。
- Chain type long stroke pumping unit is mainly used in mid and anaphase oilfield. 鏈式長(cháng)沖程抽油機主要是為開(kāi)采中、期油田而設計的。
- A Calculation method of kinematic parameters for the unusual shape beam pumping unit. 異形游梁式抽油機運動(dòng)參數的求解方法。
- The new unit uses the pitman reserse mechanism instead of the crosshead slide reverse rack,adopts weight balancing instead of air balancing,and is provided with an improved guiding system. 這種抽油機以連桿式換向機構取代原有的十字滑塊式換向架，以重塊平衡代替氣平衡，并改進(jìn)了導向系統。
- Application of Watt chain six-bar linkage on pumping units. 瓦特鏈六桿機構在抽油機上的應用與優(yōu)化設計
- Finite element analysis and optimum seeking design of frame of chain-drive pumping unit. 鏈帶抽油機機架有限元分析及方案優(yōu)選。
- Analysis of kinetic and dynamic characteristics of pumping unit with six-bar linkage. 六連桿抽油機的運動(dòng)和動(dòng)力特性分析。
- 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型常規抽油機改造成CYJZ10 4
- Milling the keyway on the crank of a beam pumping unit by using Model T6916B boring machine was investigated. 對利用T6916B鏜床銑削加工游梁式抽油機曲柄鍵槽進(jìn)行了探討。
- The air in the garden was warm and fragrant. 花園里的空氣一片溫馨。
- The archers sent their shafts through the air. 弓箭手向空中射出利箭。
- The design scheme and working principle of a broad-belt hydraulic pumping unit are presented. 提出了寬帶液壓抽油機設計方案，以及設計結構和工作原理。
- Pumping unit shall be light weight for one man operation & self priming features without suction hose. 泵機組應是輕量的，適于一人操作，自吸特點(diǎn)不帶抽吸軟管。
