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- levelling of pumping unit [机] 泵装置的校平
- Analysis of kinetic and dynamic characteristics of pumping unit with six-bar linkage. 六连杆抽油机的运动和动力特性分析。
- The beam and crank pin bearing adopt tip bearing structure to decrease the shaking due to the install difference and operation of pumping unit. 横梁轴承及曲柄销轴承采用调心轴承结构,以降低安装造成的误差和抽油机运转时的振动。
- To provide a basis for precise calculation of pumping Unit, it is necessary to make a elastodynamic analysis on the u-nit. 要对抽油机的设计提供较为精确的理论计算依据,必须对抽油机进行弹性动力分析。
- In the light of the problem with oil leak of pumping unit reducers, a new seal structure for the reducer shaft end is designed. 针对在用抽油机减速器普遍存在的渗漏油问题,提出了一种新型减速器轴头密封结构。
- If the efficiency of pumping unit was improved to meet the foreign standard, we would save more than 300 million yuan from the economization of electric energy consumption. 如果将抽油机运行效率提高到国外水平,每年可节省3亿元以上电费开支。
- Results are significant to reasonable design and selection of large step pump stations,structures and functions of pump unit equipments. 成果对大型梯级泵站形式和机组设备结构功能的合理设计选型有重大意义。
- The differential equation of pump station start-up transient is established and derived from discharge balance and moment equation of pump unit. 摘要本文从水量平衡及水泵机组力矩方程出发,建立起水泵从起动到同步的微分方程式。
- BLG series placing boom are new products that researched and developed to expand the concrete placing area, and to increase the mechanization level of pumping transferring in construction. 比利时系列将是繁荣的新产品,研究和制定扩大混凝土领域,并提高机械化水平转移的抽水施工中。
- The rising level of crime is a sign of the times. 犯罪率增高是这一时代的特徵。
- Research and application show that the constraint liquid increasing unit can reduce stroke loss of pumping unit,which increases the efficiency of system and reduce energy consumption. 针对深层低渗油层能量较低的抽油机井研制了可以在低沉没度下工作的抽油井强制增液装置。
- The level of inflation has gone beyond 8%. 通货膨胀率已经超过了8%。
- The five factors of pump unit maintainability are determined: maintenance objects, given conditions, given processes and means, given time, and given function. 确定了水泵机组维修性的五要素:维修对象,规定条件,规定程序和方法,规定时间,规定功能;
- The level of formality determine the precise mode of expression. 不同的礼节程度决定所需的确切表达方式。
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- Our effort is gear to a higher level of production. 我们调整力量将生产推向更高的水平。
- Methods: use CCCP inhibit testing detect the existence of pump mechanismin clinical isolates, the level of mRNA expressions of acrA in clinical strains of Escherichia. 方法:采用CCCP抑制实验检测细菌在加入泵抑制剂前后针对环丙沙星的最低抑菌浓度的变化,查明泵机制的存在情况。
- The flood rose to a level of 50 feet. 洪水涨到五十英尺高。
- Lifting efficiency of pumping unit 抽油装置提升效率
- Development of the well condition self-adaptive pumping unit. 井况自适应抽油机的研制。