机译:曲柄平衡抽油机节能技术研究
School of Mechanical Science and Engineering, Northeast Petroleum University, Daqing, Heilongjiang, 163318, China;
School of Mechanical Science and Engineering, Northeast Petroleum University, Daqing, Heilongjiang, 163318, China;
School of Mechanical Science and Engineering, Northeast Petroleum University, Daqing, Heilongjiang, 163318, China;
School of Mechanical Science and Engineering, Northeast Petroleum University, Daqing, Heilongjiang, 163318, China;
Beam pumping unit; fourier series; net torque of gearbox; secondary balance;
机译:曲柄平衡抽油机节能技术研究
机译:曲柄平衡抽油机节能技术研究
机译:梁泵装置变速驱动技术回顾节能
机译:基于DTC技术的油泵单元节能控制研究
机译:在数字和网络时代寻求更加平衡的版权法规:法律,技术以及美国和日本的市场。
机译:液压机驱动的节能机制研究
机译:综述光束泵送节能技术
机译:制造企业的节能机会。工业技术计划