查询词典 variable condenser

It works similar to the condenser microphone, but the condenser plate is made from an electret material to provide the polarizing voltage.

它类似于冷凝器麦克风，但冷凝器板是由一个驻极体材料向两极电压。

Condenser Microphones冷凝器麦克风 The condenser microphone, technically, is an electrical system that depends upon variations in the internal capacitance.

冷凝器麦克风，从技术上来说，是一个机电系统，取决于变化的内部电容。

Main control circuit adopts electric controlled to exchange electronic switch technology and passing zero detection techniqueing advanced electronic device, which realize to pass zero level and smooth to its cutting ,shuting floodgate and bludgoning into , no over voltage when operating it , there is no electric arc to fire again to shove to have to throw condenser bank, condenser need is it can come into operation again to discharge, its cutting restriction of number of times to throw.

主控制电路采用电力电子器件可控交流电子开关技术和先进的过零检测技术，实现电容器组的过零平滑投切、无合闸涌流冲击、无操作过电压、无电弧重燃，电容器无需放电即可重新投入使用，并且不受投切次数的限制。

A magnetic source and condenser for protecting a pipe, ionizing any fluid flowing therein, and ionizing any dissolved and suspended solids in such fluid, comprising:a magnetic source including a magnet having a pair of opposed planar major faces and a planar minor face extending between said major faces and perpendicular to said major faces,said magnet being charged so that one of said major faces is a south pole and the other of said major faces is a north pole,a magnetic condenser a pair of pole pieces, each of said pole pieces having a pair of opposed planar major faces, one of which is an inner major face and the other of which is an outer major face, the area of said inner major faces being equal to that of the major faces of said magnet, the area of said outer major face being larger than each of said major faces of said magnet,said pole pieces being positioned on opposite sides of said magnet such that said pole pieces sandwich said magnet, said inner major face of each pole piece is contiguous with and completely covers an entire major face of said magnet, and said outer major face of each pole piece faces away from said magnet,each pole piece having an integral foot extending perpendicularly to said inner major face of each pole piece such that said pole pieces have two respective integral feet which extend toward each other and are substantially coplanar, each foot having a distal and a proximal surface with respect to said magnet, each foot having an end which is spaced from the end of the opposite foot,said distal surface of each foot having a predetermined concave curvature which will conformingly mate with an outside surface of a pipe having a predetermined convex curvature,said proximal surface of each foot being contiguous with said minor face of said magnet

我要求： 1。一台磁性来源和冷凝器为保护管子，电离任何流体流动在其中，和电离任何被溶化的和暂停的固体在这样的流体里，包括：一个磁性来源包括磁铁有一对被反对的平面主要面孔和一张平面较小面孔延伸在前述主要面孔和垂线之间对前述主要面孔，前述磁铁被充电以便前述主要面孔的当中一个是南极并且其他前述主要面孔是北极，一台磁性冷凝器每对杆片断，每个前述杆片断有一对被反对的平面主要面孔，其中之一比每个是是一张外面主要面孔的一张内在主要面孔和其他，前述内在主要面孔区域是相等的与那前述磁铁，前述外面主要面孔区域的主要面孔大的前述磁铁的前述主要面孔，前述杆片断被安置在前述磁铁的反面这样，前述杆片断三明治认为磁铁，各个杆片断的前述内在主要面孔是接触的与和完全地包括前述磁铁的一张整个主要面孔，和各个杆片断面孔的前述外面主要面孔从前述磁铁，各个杆片断有一只缺一不可的脚垂直地延伸对各个杆片断的前述内在主要面孔这样，前述杆片断有延伸往彼此和极大地coplanar 的二各自缺一不可的英尺，各只脚有末端和接近表面谈到前述磁铁，各只脚有被间隔从相反脚的末端的末端，各只脚前述末端表面有与管子一个外表面conformingly 将联接有被预先决定的凸面曲度的被预先决定的凹面曲度，各只脚前述接近表面是接触的与前述磁铁的前述较小面孔

R12 on the ozone layer due to the destruction of the requirements of the developed countries for environmental protection from 1996 to start using refrigerant R134a Automotive Air-conditioning and the construction of air-conditioning at home in a similar, it is often installed in the compressor engine, and with a belt drive, the condenser installed in the car in front of the radiator, and evaporator in the car inside, and work out from the evaporator of low pressure gaseous refrigerant flows through a high-pressure high-temperature gas compressor After cooling condenser cooling tube cooling into the low-temperature high-pressure liquid, through the desiccant dryers and storage of buffer, and then to a more stable flow of pressure and flow expansion valve, the final expenditure and the flow of relief evaporator.

由于R12对大气臭氧层的破坏，出于环保的要求发达国家从1996年开始改用R134a做制冷剂汽车空调的构造和家用的分体空调类似，它的压缩机往往是安装在发动机上，并用皮带驱动，冷凝器安装在汽车散热器的前方，而蒸发器在车里面，工作时从蒸发器出来的低压气态致冷剂流经压缩机变成高压高温气体，经过冷凝器散热管降温冷却变成高压低温的液体，再经过贮液干燥器除湿与缓冲，然后以较稳定的压力和流量流向膨胀阀，经节流和降压最后流向蒸发器。

A quasi three dimensional numerical method is developed for predicting the steam flow and heat transfer behavior of condenser. It is applied to a one pass large power plant condenser.

为了研究凝汽器流动与传热特性沿轴向的变化，文中发展出一个凝汽器汽相流动与传热特性的准三维数值计算方法，应用该方法对一大型凝汽器汽相流动与传热特性进行了数值模拟。

The mathematical model of complex countercurrent multi-effect evaporation with condensed water flash is established, which aims at minimum annual cost (including cost of fresh vapor, vacuum pump power, evaporator, maintenance and depreciation).Based on such decisive variables as the pressure of fresh vapor, the pressure of condenser and heat-transfer mean temperature difference of vari-effect,the model is solved by the complex method,Lagrangian multiplier method, iteration method and matrix method.The practical example indicates that the influence of the pressure of fresh vapor, the pressure of condenser and flash of condensed water on the optimum design results is notable.

建立了带有冷凝水闪蒸的复杂逆流多效蒸发系统优化设计的数学模型，该模型以整个蒸发系统的年总费用(包括加热蒸汽年费用、真空泵年动力费用以及蒸发器和辅助设备的年折旧维修费用等)最小为优化目标，以生蒸汽压力、冷凝器真空度及各效有效传热温度差为决策变量，提出一种新算法———复合形法结合Lagrangian乘子法、迭代法和矩阵法求解模型。

Pan bottom consists of dry and wet surfaces.When heated,the pan produces vapor to sterilize.Reaching the cold bottom of condenser,vapor will be condensed into water and drained back into pan.When the temperature in condenser reaches 90℃,vapor will be released from the vent devised with a whistle alarm.

底锅分为干表面和湿表面二部分，加热时可产生过热的高温蒸汽进行灭菌，当蒸汽进入冷凝器底部时，则遇冷被冷凝成水，经回水管又流回底锅，水———汽在锅内闭路循环，直至冷凝器中水温达到90℃以上时为止，此时蒸汽则通过出气管外逸，吹动哨片发出响声报警。

This thesis analyses the condenser's common faults, discusses the reasons and symptoms of the condenser's vacuum deterioration.

本文还分析了凝汽器的常见故障，重点分析了凝汽器真空恶化的原因及征兆。

Therefore, at the time of installation and maintenance of condenser, the vacuum system precision of condenser should be achieved as far as possible.

因此，在凝汽器安装与维修时，应尽可能使凝汽器真空系统达到严密。

The witness also told the jury at the Royal Courts of Justice in London that he saw a paparazzo fighting with a member of the public who was trying to stop him taking pictures in the minutes before the emergency services arrived.

他还告诉在伦敦皇家法庭的陪审团，在急救服务到来之前，他当时看见一个狗仔队正和一群阻止他拍照的人打架。

The entire N／C program on a tape is made up of an accumulation of these successive data blocks.

纸带上的整个数控程序由这些连续数据单元连接而成。