查询词典 pressure pump

Casting for auto parts(calliper,bracket,disc,pressure plate etc),reerigerator and air conditioner compressor parts,machinicalparts,construction parts,motorparts, pump parts etc.

汽车用铸件（制动钳体、支架、制动盘、压盘等），机械零件，冰箱、空调压缩机铸件，建筑工程用铸件，电机零件，水泵等。

The hydraulic pressure here is very low. We need to install a centrifuge pump.

我们这个地方的水压太低，需要安装一个离心泵了。

Close discharge valve, the need to open and close with the Coma Berenices two pieces formed between the sealing suce sealing certain specific pressure, while also overcoming the stem and the packing between the stem and the nut thread between the stem end Department and other friction parts bearing friction, and must exert a certain degree of closing force and closing moments, PUMP CONTROL VALVE EN700X the valve in the open and close the process, the required hoisting hoisting force and torque is the change, Its maximum is in the closed or open end of the initial transient instantaneous.

关闭放料阀门时，需要使启闭件与发座两密封面间形成一定的密封比压，同时还要克服阀杆与填料之间、阀杆与螺母的螺纹之间、阀杆端部支承处及其他磨擦部位的摩擦力，因而必须施加一定的关闭力和关闭力矩，阀门在启闭过程中，所需要的启闭力和启闭力矩是变化的，其最大值是在关闭的最终瞬时或开启的最初瞬时。

The biggest characteristic of this model is that the hydraulic system pump station, operating console and working clamp installation table can be installed and connected in users sites and dived the test workpiece into the pond, can lift up and down, left and right two directions clamp worktables set 90 degree overturn function, especially suitable for gas pressure test.

本机型最大特点由液压系统泵站，操作控制台和工作夹紧装置台在用户现场安装连接，将试验工件潜入水池中目测，可上下升降，左右两向夹紧工作台设有90度翻转功能，特别适应气体压力试验。

But the working condition of the screw pump is so rigorous that the ordinary rubber could not fulfill the requirement of the terrible working condition such as high temperature,high pressure,long working hours,corrodent,seasonal stress and so on.

但采油螺杆泵工作条件十分苛刻，如高温、高压、工作时间长、磨蚀性介质、周期性挤压力等等，传统的定子橡胶已临近其性能极限。本文主要讨论纳米CaCO3和PVC树脂对丁腈橡胶的改性效果，综合提高丁腈橡胶的强度、耐油、耐磨等性能，通过改性使得丁腈橡胶能够满足采油螺杆泵定子材料的性能要求。

Chromatographic system: Waters 616 high pressure continuous nonpulsatile flow pump, 717 autosampler, 996 diode array detector, 2010 work station.

仪器选用美国Waters公司生产的高效液相色谱分析系统，616高压平流泵，717自动进样器，996二极管阵列检测器，2010色谱管理系统。

Key techniques for well testing with electric submersible pump on floating drilling vessel have been studied and developed to solve the conventional testing problem that the flowing production test can not conducted by using natural energy because of lack of feed flow or high back pressure of hydrostatic column to formation due to well style.

针对地层供液不足或因为井型使得静液柱对地层的回压过高而不能利用天然能量进行自喷求产从而导致在浮式钻井装置上无法进行评价井常规测试的难题，研发了浮式钻井装置电潜泵测试关键技术并成功应用。

Data of bubble- point vapor pressure and equilibrium temperature for 11 samples with different compositions originated from two kinds of hydrocarbon fuel s were measured by using an inclined ebulliometer with a pump- like stirrer on the basis of the principle of quasi- static method.

采用拟静态沸点计法测定两种碳氢燃料在11种不同配比下的泡点蒸气压和平衡温度，用Antoine方程关联了蒸气压与温度的关系，精度良好，同时计算了气化焓和气化熵。

The water condensation system is mainly for delivery of water to the low-pressure fuel economizer of the hrsg through the condensing water pump.

1.1.10。凝结水系统凝结水系统主要作用是通过凝结水泵向余热锅炉的低压省煤器输送给水。

Throttle JLF-A 200 × 200 × 100 pressure:-50 ~ 200 kPa; ring: FKM-wide channel: a first pass; Path:Φ4 ~ 6 the scope of application: high-volume collected or not connected pump current, the emitter for the use of throttle control to prevent liquid leaking

节流阀 JLF-A 200×200×100 压力：-50～200 kPa；密封圈：全氟橡胶通道：一位一通；通径：Φ4～6 适用范围：大流量收集或不连接恒流泵时，使用节流阀可防止滴头换管时液体滴漏

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。