查询词典 pump-out

Presents a demonstration project of solar-ground source heat pump heating and cooling in severe cold area. According to the characteristics of the combination system of solar-ground source heat pump and floor panel heating in the project,puts forward a new operation mode and executes preliminary heating experiment.

介绍了严寒地区太阳能-地埋管地源热泵供暖供冷示范工程，针对示范工程中太阳能-地埋管地源热泵与地板辐射供暖相结合的特点，提出了严寒地区太阳能-地埋管地源热泵系统的新型运行模式，并进行了初步的供暖实验研究。

The pressure discharge ability for the heating system with circle water pump parallel connected side connecting line with different diameter has been calculated and compared. Resalable diameter for side connecting line is defined to ensure system safety, mainly for radiator safety at heat users, when the pump is off.

对上述所产生的水击，该供热系统循环水泵并联不同管径的旁通管及使用不同型式的止回阀，计算其泄压能力并对结果进行比较分析，确定合理的旁通管管径，使其供热系统在停泵时保证系统的安全，主要是热用户处的散热器的安全。

Attached to a power drill, this self priming pump will pump up to 1,300 litres (285 gallons) of liquid per hour.

与电钻连接，该自吸泵能够每小时抽 1300 升(285 加仑)液体。

Studied pumping well system in this article, the intermediate power transmission parts uesed flexible rod, the downhole assembled rod pump, the ground driving device would transform up and down reciprocating motion into rotating motion. With own mechanism rounded trip for the downhole flexible rod and pump. Wellhead polished rod changed common stell for flexible polished rod. It was a innovation in theory study and craftwork method. It was a remarkable feature in this article, because these innovations were not studied and attempted for prehuman.

本文所研究的抽油系统，中间动力传动部件采用柔性抽油杆，井下配套杆式抽油泵，其地面驱动装置将传统抽油机驴头的上下往复运动变为旋转运动，并且能够利用自身结构对井下柔性抽油杆及泵体实现起下作业，井口光杆也由普通钢质光杆变为柔性光杆，这是理论研究和工艺方法的创新，这些创新都是前人所没有研究和尝试的，是本文的一大显著特点。

The ingredient proportion of concrete poured by pump is determined, according to the capacity of the pressure pump the appropriate pumps are chosen and a suit of pressure pouring techniques is established.

确定了钢管内泵送混凝土合适的配合比，结合混凝土输送泵的压注能力，选择合适的泵送机械，制定出一套完整的压注工艺。

Enhancing pump efficiency Pump efficiency refers to the utilization degree of shaft power of prime mover by fluid.

水泵的效率随水泵工作状态点的不同从0至最大效率间变化。

Introduced the proportional variable pump system used in injection molding press and the working principal and structure of proportional variable pump , described the major futures and benefit and the developing prospect of the system.

介绍了比例变量泵系统在注塑机上的应用情况，以及比例变量泵的结构和工作原理，阐述了比例变量泵系统的主要优点和注塑机应用比例变量泵系统的效益与发展前景。

The velocity distributions and the surface pressure distributions of rotor blades and stator blades are acquired, furthermore, the efficiency and the thrust of the pump-jet propulsor are calculated, to lay foundation for the design and the optimization of pump-jet propulsors.

获得了泵喷射推进器转子叶片和定子叶片上的速度分布及其表面压力分布，并由此计算了泵喷射推进器的效率和所产生的推力，为泵喷射推进器的设计及其优化打下了基础。

To understand the flow noise generation mechanism of pump jet propulsor, this paper calculates the flow field of a torpedo pump jet propulsor,analyzes the field structure, and then calculates its broadband noise with Proudman theory.

随着理论计算方法的逐步完善以及计算资源的增强，对流动噪声进行理论数值分析已逐渐可行并成为深入了解声源传播途径、噪声产生机理及噪声声级预报的重要手段之一。

In view of the problems existed in the water pump of mine central pump house,the article designs an automatic system scheme suitable to the application at site,which proves a good result in practical use.

针对矿井中央泵房水泵存在的问题，设计了适合现场的自动化系统方案，经实际使用达到了良好的效果。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。