压缩-扩展器

The method of characteristics was introduced to calculate the flow field after the primary nozzle exit, whilst Korst's recompression criterion was adopted to determine the corresponding cell pressure, and one-dimensional control volume method was employed to analyze the downstream flow field.

该方法采用特征线方法分析一次流喷嘴出口流场，结合Korst再压缩判据确定引射器盲腔压力，采用一维控制体方法计算第二喉道引射器的下游流场。

This paper introduced the de- sign of a mixer,which had the functions of low voltage(3 V)supplied,low power loss mixer,low noise figure, high gain compression and well structured image rejecter,and it solved the problem of intermodulation distortion .

本文详细介绍了混频器的设计，该混频器实现了低电压3 V、低功耗、高1 dB压缩点、低噪声系数以及很强镜像抑制机制的功能，并解决了交调失真的问题。

The relationship of variation rate between the scan light beam length after passing through the deflector and the fast voltage pulse wasderived.

导出激光束通过偏转器后扫描光线长度与加到偏转器上的快速电压脉冲变化率关系，并在实验中分别用MOS管和雪崩管高压电脉冲发生器取代价格昂贵的冷阴极管高压电脉冲发生器，获得激光脉冲宽度压缩约两个量级，且实现激光脉冲宽度可调。

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阿特拉斯空压机配件，保养包，维修包，冷却器，阿特拉斯专用油，油气分离器，压力开关，电磁阀，阀件维修包，软管组件，轴承，轴套，皮带，油封瑞典阿法拉伐冷却器，复盛空压机配件，康普艾空压机配件，康普艾空压机专用油寿力SULLUBE32，寿力空压机冷却器，寿力空压机专用油，寿力空压机配件复盛高级冷却液，复盛空压机冷却器康普艾专用油(4000#)（2000#），冷却器日立专用油，伯格专用油，英格索兰空压机原装冷却器，空压机配件，美国英格索兰超级冷却剂，英格索兰原装配件、深圳寿力，原装配件，富达空压机，柳州富达空压机原装配件，原装冷却器，专用油（LT3046）德国凯撒，凯撒专用油，德国伯格，伯格空压机专用油台湾复盛，复盛空压机专用油，高级冷却液日本日立空压机专用油，日本神钢，神钢空压机专用油，日本三井空压机专用油各种空压机油分离器，芯油过滤器，空气过滤器阿特拉斯，英格索兰，寿力，康普艾，富达等各种品牌螺杆空气压缩机油、正品配件、机头大修、空压机维护保养工程

When this button is in the Out position, the 166XL operates as a hard knee compressor/limiter. Yellow OverEasy LED is active only in OverEasy Mode.

当这个按钮处于这个位置之外时，166XL就像硬拐点压缩器/限幅器那样处理（黄灯仅在OVEREASY模式时激活）。

After analyzing the properties of the crude volatilizing gas in overhead tank and the requirements of its recovery method,an effective way of recovering by natural gas through the matched multistage ejectors is proposed and in combination with the experimental results of two sets of systems under multiple operating mode,some main points of design and mana...

在分析了高架罐原油挥发气的性能特点及其回收方法的要求以后，提出了通过匹配式多级喷射器利用天然气进行回收的有效途径，并结合两套系统多种工况下的试验结果，给出了以方便工程应用为准则的匹配式多级喷射器的设计管理要领：全压缩比的分配，两级时，第一级约为第二级的 1.4倍；三级时，第一、二级应分别为第三级的 1.8倍和 1.3倍左右；设计点要选择在工作气体参数范围的下限或下限附近；整套系统串联的级数以 2～ 3级较为合适，一般不应超过 4级；在高架罐的耐压范围内，原油挥发气的压力越高对回收越有利

We want to buy Generator, Air Compressor, Welder, Excavator, Wheel Loader, Boom Lift, Ligh Tower, Roller, Vibro Hammer, Crawler Crane, Welding Electrodes, Machinery and Equipment

我们要采购产生器，空气压缩物，焊接工，开凿者，轮子装货机，繁荣举起， Ligh 塔，滚筒， Vibro 槌，搜索器起重机，焊接电极，机器和设备

The advantages of this invention are the following: backmixing non-conjugated grating pair Martinez impulse stretcher and compressor are applied in the multiple-pass enlarger with material of low dispersion and can effectively compensate the material dispersion in the enlarger and reduces the deformation of femtosecond impulse.

本项发明的优点在于，逆向混合非共轭光栅对马丁内兹型脉冲展宽器-压缩器适用于具有较低材料色散的多通放大器，可有效地补偿放大器中的材料色散，减少飞秒脉冲的畸变。

The performance of high speed electrohydraulic actuator applied to piston variable displacement compressor was analyzed.

针对高速开关阀流量限制导致的单高速开关阀驱动的电液执行器响应速度慢的问题，在对应用于活塞式变排量压缩机上的高速电液执行器进行性能分析的基础之上，提出了高速开关阀作为先导阀、二级机械阀作为配流阀的方案，建立了数学模型，并进行了仿真。

Oxygen jet nebulizer; Air compress pump nebuliser; Asthma; oxygen saturation

氧驱动雾化器；空气压缩泵雾化器；哮喘；氧饱和度

Life. But the intrinsic way of the Internet by wire confines accessing and using of the network information.

然而，Internet固有的有线连接方式大大限制了人们对网络信息的访问和使用。

I have a strong persuasion that this is true .

我坚信这是正确的。