查询词典 diffusion air pump

According to pump head adjust pump discharge and recirculation valve to keep pump discharge pressure within proper range.

根据泵的扬程调节泵出口阀及回流阀，使泵出口压力保持在适当的范围内。

Rotary pump, also known as rotor pump, it is also a positive displacement pump.

旋转泵也称为转子泵，它也属于正位移泵。

"Jiali" has 20 years experience of design and manufacture centrifugal pump, displacement pump and automatic control system for pump, also has the capability to develop new products and technical innovation by ourselves.

公司具有二十年的离心泵、容积泵和泵自动控制系统的设计制造经验，有进一步开展技术创新及自主开发新产品的能力。

Reciprocating pump is a positive displacement pump is dependent on the piston pump cylinder for reciprocating motion to change the volume of work, so as to achieve the purpose of transmission fluid.

往复泵是容积式泵的一种，是依靠泵缸内的活塞作往复运动来改变工作容积，从而达到输送液体的目的。

Sales of the main varieties have INVIKTA, TEKNA, Series electromagnetic diaphragm metering pump; SPRING Series-PS1, PS2-type motor-driven plunger metering pump, MS1, MS0-type motor-driven mechanical diaphragm metering pump; PH / ORP-line control apparatus, Dosing device integration, fluid Dosing systems, and other related accessories.

销售的主要品种有INVIKTA、TEKNA、系列电磁隔膜式计量泵；SPRING系列-PS1、PS2型马达驱动柱塞式计量泵，MS1、MS0型马达驱动机械隔膜式计量泵；PH/ORP在线控制仪器、一体化加药装置、流体投药系统、相关配件等。

Vacuum pump used in the Stainless steel chemical centrifugal pump winter season, parking, the need to turn on the water pump drain plug screw to open the lower part of the media put the net.

真空泵在寒冬季节使用时，停车后，需将泵体下部放水螺塞拧开将介质放净。

The result shows that pump efficiency is increased to above 70% and pump inspection period is above 4 months, obviously higher than that of conventional gas drainage recovery by pump, which meets the demand of gas drainage recovery.

结果表明，应用新的配套技术后泵效在70%以上、检泵周期超过4个月，明显高于常规机抽排水采气技术水平，较好地满足了机抽排水采气的需要。

Based on the theory on the design of the solid liquid two-phase flow centrifugal pumps and considering the characteristics of the soil under water and the operation characteristics of the dredge pump, the design method of the dredge pump impeller is presented, the corresponding Visual Basic program is developed and the solid model of impeller is also created by using Pro/E. The parameterized design of the slurry pump is realized.

本文在现有的固液两相流泵设计理论的基础上，针对疏浚工程土质特性和疏浚泥泵工作特点，提出了疏浚泥泵叶轮的设计方法，开发了相应的Visual Basic程序，并应用Pro/E进行了叶轮实体造型，实现了疏浚泥泵叶轮的参数化设计。

The influence of the eccentricity mass moment, position of mass center and the bearing stiffness to the vibration characteristics of the rotor system is discussed in detail; 3. To verify the exactness of FEM and learn the principle of vibration of dredge pump further, The orbit of the rotor shaft of the pump in the dredger is measured, the measurement results show: the repeat of the orbit of the rotor shaft is very bad when dredge pump is in the dredging mud condition.

模态分析确定了泥泵的振动特性；谐响应分析确定了泥泵转子轴在偏心力的作用下轴截面处的最大响应位移；研究了转子轴的质心位置、轴承刚度和质量偏心矩对转子轴振动特性的影响； 3、采用轴心轨迹法，实船测量了泥泵轴工作时振动响应值。

An ejector or jet pump motor may be a separate unit mounted on the pump or the end bell of the motor may be part of the pump.

引射泵或射流泵的发动机可能是在泵上悬挂的一个独立单元，或者发动机的端盖是泵的一部分。

Sodium citrate; calcium carbonate; calcium hydroxide; potassium bicorbonate; magnesium carbonate; ferrous sulphate; Zinc sulphate; copper sulphate; manganese sulphate; potassium iodide; sodium selenite.

柠檬酸钠；碳酸钙；氢氧化钙；碳酸氢钾；碳酸镁；硫酸亚铁；硫酸锌；硫酸铜；硫酸锰；碘化钾；亚硒酸钠。

All this to say that I'm glad filmmaking hasn't become completely ironic. I can enjoy an ironic film as much as the next person, but they usually involve a message of some sort. One that's delivered in a smirkingly clever way that requires little in the way of talent.

所有这些都是说，我很高兴电影制作没有变成完全讽刺艺术，我可以和下一个人一样享受讽刺电影的乐趣，虽然他们经常会被划归到一定级别，技术方面不需要很高的才能。