泵

The pump barrel and plunger wear their corrosion from the chemical composition of materials mechanical properties, mutual relations campaign, working environment and conditions and other factors.

而螺杆泵泵筒和柱塞各自的腐蚀磨损量则由构成材料的物理机械化学性能、相互运动关系、工作环境和条件等因素决定。

In order to find out the reasons of the plunger pump damage,the destroyed situation of the axial-plunger pump in the hydraulic shearing machine.

通过分析液压剪轴向柱塞泵的破损情况，找出了柱塞泵损坏的原因。

With the surface treatment technology and material processing technology improve, there will the introduction of new cylinder plunger with the pump materials and surface treatment processes, then pay particular attention to the plunger and pump cylinder Optimal Matching Materials.

随着表面处理技术和材料加工工艺的提高，不断会推出新的柱塞与泵筒的材料和表面处理工艺，这时尤其要注意柱塞和泵筒的材料的优化匹配。

The performance and working life of the seals of drilling mud pump plunger will have a direct impact on the working behavior and quality of the high-pressure mud pump.

钻井泥浆泵柱塞密封性能的好坏与使用寿命的长短直接影响到高压泥浆泵的工作性能及质量。

The mist pump is a single acting triplex liquid injection pump rated for 1500 PSI at a maximum flow rate of 62 GPM with 2 plungers.

雾泵是一种单作用三缸液体喷射泵，当其使用2英寸柱塞时，在最大流量为62加仑/分钟条件下，其额定压力可以达到1500磅/平方英寸。

In order to optimize the spring of the reciprocating pump valve and establish the best spring factor matching, the unsteady opening-closing process of the poppet valve was simulated. The simulation based on computational fluid dynamics approach, and the dynamic-grid technology and User Defined Function was conducted to depict the law of motion of the poppet valve.

采用RNG k-ε湍流模型、动网格技术以及用户自定义程序，对往复泵泵阀的启闭过程进行了非定常数值仿真，得出了不同弹簧因素下、阀门从开启到关闭的过程中，阀芯的升程随时间的变化规律、阀的迟滞关闭时间以及阀芯落座的瞬时速度。

With the aim of "guaranteed quality and leading technology", the incorporation is capable of supplying over one thousand different products including bottle tops, spray pumps, powder box, and emulsion vacuum pumps, and providing services in printing, gilding and bronzing.

本企业坚持贯彻&品质保证、技术领先&的宗旨，可为广大化妆品行业提供各种瓶盖、喷泵、粉饼盒、真空乳液泵、印刷、烫金等生产配套和服务，现有千余种产品及配件可供选择。

Is clear from the viscosity of the fluid delivery when the pump is not the same time, the pump shaft power will be different.

由上可见，当泵运送的液体粘度不同时，泵的轴功率也将不同。

It is open to world-wide fusion researchers and J-TEXT machine can serve as the complementary and pre-experimental device for large-size tokomaks in the future.

其中，真空抽气系统主要由两台分子泵和一台低温泵组成，总的有效抽速经理论计算和实验测试大约为1400L／s。

7Th, the linkage part including the fire extinguishing pump, sprays the pump, to discharge fume the air blower, the positive pressure air blower, the lift control, the roll-up door control, the non-fire prevention to cut the power source, the positive pressure supply-air outlet, to discharge fume electrically operated the mouth, the acousto-optic warning, 280 degrees fire resisting dampers, the gas fire fighting, the fire-alarm urgent broadcast and so on.

联动部分包括消防泵、喷淋泵、排烟风机、正压风机、电梯控制、卷帘门控制、非消防强切电源、正压送风口、电动排烟口、声光警报、280度防火阀、气体灭火、火警紧急广播等。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷