The computer optimization and the decision supporting system of mine pump time is provided in this paper.
对矿井水泵用电时间进行研究，得出矿井水泵用电时间计算机优化与决策系统。
The reason of burst accident of feeding pump of pressure filter in Xingtai Mine Coal Preparation Plant was analyzed and the prevention measure was discovered.
分析了邢台矿选煤厂加压过滤机入料泵发生爆裂事故的原因，并从中找出预防类似事故发生的有效措施。
I love my Medela Pump In Style, I have had mine since 2006 with the birth of our first son and I am using it again now with the birth of our second son 2008.
我喜欢这款吸奶器，在2006年我们的第一个儿子出生的时候我就拥有了它，在2008年我们的第二个儿子出生的时候我又再次使用它。
Water source heat pump of mine waste heat recovery is a new type of high grade energy saving technology, which pump low-grade heat into high-grate thermal energy.
回收矿井余热的水源热泵技术是一种把低品位热能转化为高品位热能的一种新型节能环保技术。
The safety of pumping water system in the mine is analysed and technique scheme of pump group pumping water system is put forward.
对矿井排水系统的安全性进行了分析，提出了泵组排水系统技术方案，并对这种方案的安全性、技术性、经济性给予探讨。
Due to power failure suddenly, the lifting system of sand pump in alluvial gold mine is frequently blocked up.
砂金矿山所用砂泵提升装置因突然停电而堵塞提升系统。
This paper discussed three parameters:degree of separation, concentration of mine and pressure of circle pump.
本文主要讨论了矿物解离度、矿浆浓度和循环泵压力对浮选柱分选指标的影响。
The safety of pumping water system in the mine is analysed and technique scheme of pump group pumping water system is put forward. And safety, technicality, economy of this measure has been studied.
对矿井排水系统的安全性进行了分析，提出了泵组排水系统技术方案，并对这种方案的安全性、技术性、经济性给予探讨。
The energy saving principle, the function of hydraulic governing and its application in mine fan and water pump were introduced.
介绍了液力调速的节能原理、功能及其在矿山风机、水泵上的应用。
The mine drainage centrifugal pump operating in the piping with high resistance have smaller fluorite and lower efficiency .
矿山排水离心泵在阻力偏高管网中工作时，其流量偏小，效率低。
The application of the pump at a gold mine in Henan province revealed that the pump has great potential in medium and large scale of mines in tailing transferring application.
河南省某金矿的应用实践初步展示出球隔离浆体泵在中、大规模矿山尾矿处理中应用的广阔空间。
Introduce operation instructions, peculiarity of structure, procedure of development, productive benefit, market trends, developing foreground of submersible motor pump used in coal mine, etc.
叙述了煤矿用潜水电泵的使用要求、结构特点、研制程序、生产效益、市场动态和发展前景等。
TBW-850 mine mud pump is a horizontal double cylinder double acting piston pump.
TBW- 850煤矿用泥浆泵为卧式双缸双作用活塞泵。
The practice proves that it has complete protection functions and convenient maintenance, which is suitable for underground central pump station of coal mine.
实践表明，其保护功能齐全，使用维护方便，适于在煤矿井下中央水泵房应用。
He added that rescuers' decision to pump oxygen into mine shafts, and drop glucose packs to the miners through pipes, may have helped save lives.
他还说，救援人员当初决定向矿井中输送氧气，并通过管道输送袋装葡萄糖，这些措施可能起到了救命的作用。
Along with the technique reformation of the mine and the exaltation of the production abilities, the drainage ability of the original central pump house of water can't satisfy it.
随着矿井的技术改造和生产能力的提高，原有中央水泵房的排水能力已不能满足生产需要。
Submersible sewage pump in the air can contain explosive methane or coal dust in the safe use of the mine.
潜污电泵可以在空气中含有甲烷或爆炸性煤尘的矿井中安全使用。
In this paper, the composition and control principle of the automation control system of main drainage pump used in coal mine are introduced.
介绍了一种矿井中央泵房主排水自动化控制系统的组成和控制原理。
The utility model relates to a mine slip casting pump, in particular to a slip casting pump which is used for the sealing treatment of the gap of the stratum loophole in mines or tunnels.
本实用新型涉及一种矿用注浆泵，尤其是矿井或隧道地层漏洞缝隙封闭处理的注浆泵。
Underground principal drain pump is one of the devices that consume the most power in coal mine.
井下主排泵是煤矿耗电量最多的设备之一。
This paper also carefully introduces a way and path to keep economic operation for chief draining pump in coal mine underground.
详细地阐述了保持煤矿井下大泵经济运行的途径和方法。
There are several pump and can be used to mine drainage.
有几种泵性可以用于矿山排水。
Compared with the boiler heating system, the mine water-source heat pump system has obvious advantages in the energy-saving, environmental protection, economic efficiency.
与锅炉供热系统相比，矿井水源热泵系统在节能、环保、经济效益方面具有明显的优势。
The paper introduces an advanced hydraulic pump/motor tester for mine, combining frequency-modulated control with power recovery techniques, and an engineering application example is given.
介绍采用变频调速和功率回收加载技术的新型矿用液压泵和液压马达试验系统，并有应用实例。
In this paper, taking some mine as an example, the pump backfilling mining method with high density unsized tailings, as well as its investigation in technical feasibility are introduced.
本文以某矿为实例简要介绍了高浓度全尾砂泵压充填采矿法技术可行性研究的内容和方法。
The study of mine water source heat pump is still in its infancy domestic, and there was no report of the use of mine waste heat back to the wind.
国内对矿井水源热泵的研究尚处于起步阶段，对矿井回风废热的利用未见有报道。
The study of mine water source heat pump is still in its infancy domestic, and there was no report of the use of mine waste heat back to the wind.
国内对矿井水源热泵的研究尚处于起步阶段，对矿井回风废热的利用未见有报道。
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