查询词典 pumping-back method

The primary result indicated that the work condition monitoring system of sucker rod pumping well was in good working order in site.

初步结果表明，油田油井远程监测系统的实际运行取得了良好的效果。

Take the beam pumping unit and sucker rod as a research object.

本论文以游梁式抽油机和井下抽油杆柱为研究对象。

Oil pumping with sucker rod takes a large proportion in mechanical oil production, and is one of the main energy-consumption equipment.

有杆抽油在机械采油中占有很大比例，是油田主要耗能设备之一。

Design and use of sucker rod pumping system with high efficency［M］.

冯耀忠。高效率设计和使用有杆抽油系统［M］。

Self-organizing competitive neural network is used in this paper to classify dynamometer cards in fault diagnosis of sucker rod pumping system.

将自组织竞争神经网络应用于示功图的识别与分类，建立了一个自组织竞争神经网络模型对示功图进行自动聚类，从而实现故障诊断的自动化。

Pumping speed and the length of stroke have greater effect on the loads applied on polished rod, rod string and pump plunger.

4，冲程次数和冲程长度对悬点、杆柱及泵上的载荷影响较大。

When pumping direct to stock troughs , a pump should be able to deliver one day's requirement in not more than three hours to meet peak load and demands and reduce the need for excessively large troughs.

当直接泵到浆池里，一个水泵应该能够在不到3小时提供一天的需求，以满足峰值时的负载和需要并对过分大的槽的需要。

The main products:"hydrogen and oxygen gas cutting machine", food manufacturing equipment, the car steering wheel of a round box, car link, the chairs of rivets, automotive Circuit pieces of copper processing, and diesel engine casing All kinds of plugs, fire pump planes, fire pumps, pumping vacuum pumps, fire equipment and accessories to turning shaft, and other items, stamping parts, various types of pipe, and the Cold Working Gezhongfeibiao machining. I plant a principle of service: quality first, the credibility of the first, service-oriented, customer first

主要产品：&氢氧气割机&、食品制造设备、汽车方向盘的圆框骨、汽车连杆、坐椅的各种铆钉、汽车油路的铜件加工、柴油机外壳以及各种插销、消防泵浦架、消防抽水泵、抽水真空泵、消防器材配件与接轴等各类车削件、冲压件、各类管件、冷作以及各种非标机械加工。

At pump pumping process, the steam pipe for the pump set for Steam pump so as to provide a buffer zone.

在泵泵水过程中，集汽管为泵供汽从而为泵提供了缓冲区。

For SITH, space-charge effect leads electric field force near anode rising, which enhances the hole's pumping effect.

在中、大电流条件下器件体内的空间电荷效应的影响逐渐增大。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。