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1·The extensive use of lager submerged pump system puts forward a higher requirement for its hydraulic performance.

随着大型潜水泵装置的逐步推广应用，对其水力性能的要求不断提高。

2·It has little volume, high efficiency, power saving, operating liability compared with former FY series corrosive vertical submerged pump.

与原FY型耐腐蚀液下泵相比，具有体积小、效率高、节能效果好，运行可靠等优点。

3·There are three major processes in light oil tank truck unloading, namely vacuum pump unloading, submerged pump unloading, and slide pump unloading.

轻油罐车卸槽工艺主要有真空泵卸槽法、潜油泵卸槽法和滑片泵卸槽法。

4·The optimum design can be selected through comparing sunken tank - above - ground pump, sunken tank - submerged pump and land tank - above - ground pump.

重点对地下罐—地面泵、地下罐—潜液泵、地面罐—地面泵几种工艺进行了分析比较，指出应根据实地情况确定合理的设计方案。

5·The composition and working principle of newly developed submerged pump was introduced, the resolution of key issues in development of submerged pump was analyzed and discussed.

介绍了新研制潜液泵的结构组成和工作原理，论述了研制中对关键技术问题的分析和解决。

6·Currently, the hydraulic performance of the submerged pump system at home and abroad is still lack in-depth understood, and its optimum hydraulic design research is still in primary stage.

目前国内外对潜水泵装置的水力性能还缺乏深入了解，潜水泵装置优化水力设计的研究仍处于起步阶段。

7·Two submerged plastics pumps pump up in parallel.

两个塑料潜水泵并联泵水。

8·Submersible axial-flow pump, as a submersible pump, which is combined with a motor, is a special machine that is submerged to transport liquid.

潜水轴流泵归类于潜水电泵，是一种机电一体潜入水中输送液体的特殊机械。

9·As river water flows in and out through the lock, the marina functions as a heat sink, serving a submerged HVAC central plant and pump room which utilize the cold river water for heat rejection.

当河水流动通过水闸，码头便成为一个散热器，服务于中心HVAC暖通系统中央机房及泵房，利用冰冷的河水排热。