查询词典 air tube

A distributed parameter model is proposed to simulate the airside heat transfer of the finned-tube evaporators in the frosting process. The variation of the evaporator structure, the frost thickness and humid air conditions along the flow path are taken into consideration.

建立了结霜条件下翅片管蒸发器空气侧流动和换热的分布参数仿真模型，模型考虑了蒸发器结构、霜层厚度以及湿空气状态等参数在气流方向的沿程变化。

This paper introduces a type of composed water-tube boiler that is fitted with a new type of cast iron air heater instead of the common cast iron economiser.

本文介绍了组装式热水锅炉，采用新型铸铁空预器代替省煤器，可以克服省煤器缺点，加热空气，强化炉内燃料的燃烧，回收余热，从而达到提高锅炉热效率，增加出力的目的。

I plant mainly produces the products are: Counter-round cooling towers, a square Counter-cooling towers, a square cross-flow cooling towers; FRP Li Xin Fan, axial fans, ramps flow fan, roof fan; mechanical winding glass pipe, tube ; Glass steel tank, transport tanks, chemical equipment tanks, reaction tanks, storage tanks, organic, inorganic glass steel ventilation ducts; modular glass steel water tanks, and other more than 200 varieties, but also based on user need for the design and production of non-standard, widely used in Oil, chemicals, machinery, paper, electricity, food, water supply and drainage central air conditioning, textile printing and dyeing industries, high technology content, a new layout and design, complete specifications, superior performance, by the majority of customers.

我厂主要生产的产品有：圆形逆流式冷却塔、方形逆流式冷却塔、方形横流式冷却塔；玻璃钢立心风机、轴流风机、斜流风机、屋顶风机；机械缠绕玻璃钢管道、管件；玻璃钢贮罐、运输罐、化工设备罐、反应罐、贮槽；有机、无机玻璃钢通风管道；组合式玻璃钢水箱等200多个品种，还可以根据用户需要进行非标准设计和生产，广泛应用于油田、化工、机械、造纸、电力、食品、给排水中央空调、纺织印染等行业，技术含量高、设计新颖、规格齐全、性能优越，深受广大客户的欢迎。

During this process, a vacuum is generated in the chamber, and garnet abrasives and air are pulled into the chamber, through an abrasive feed tube, and mixes with this high speed stream of water.

此过程中，由于水射流的高速运动，在混合腔中产生了负压。在此负压作用下，从磨料罐输出的磨料与空气一起被吸入混合腔，并在水射流的加速作用下，经磨料喷嘴喷射出，形成磨料射流。

A physical model for numerical simulation and calculation of cross horizontal-tube falling film evaporator used in air-conditioning and refrigeration system was presented.

0前言早在1848年，水平管降膜式蒸发器技术就已经诞生，但是直到20世纪90年代，随着氟氯烃即CFC的逐步淘汰，才开始在制冷系统上被采用。

The British UK valve main product includes: Electrically operated valve, air operated valve, high temperature high pressure valve, ball valve, gate valve, reed valve, cut-off valve, check valve, regulating valve, solenoid valve, safety valve, needle valve, condensate trap | The draining valve, the stopcock, the diaphragm valve, the duck mouth valve, puts the material valve, the discharge valve, the respiration valve, the filter, the fire barrier, the throttle valve, the angle place valve, the by-pass valve, the wash water valve, the mud valve, the trip valve, the pressure relief valve, the tube to clamp the valve, the plunger valve, the bottom valve, to regard the mirror, the flange, the water power control valve, and so on serial productses.

4英国UK优科阀门主要产品有：进口球阀，进口闸阀，进口蝶阀，进口截止阀，进口止回阀，进口调节阀，进口旋塞阀，进口安全阀，进口电磁阀，进口柱塞阀，进口疏水器|疏水阀，进口呼吸阀，进口过滤器，进口阻火器，进口针型阀，进口排气阀，进口排污阀，进口排泥阀，进口放料阀，进口平衡阀，进口管夹阀，进口角座阀，进口隔膜阀，进口减压阀，进口底阀，进口视镜，进口水力控制阀，进口阀门等系列产品英国UK优科阀门是欧洲地区流体控制领域的主要生产和供应商之一，公司总部位于英国威尔士，公司致力于科研开发流体控制阀门，生产流体控

The German WILLIE valve main product includes: Electrically operated valve, air operated valve, high temperature high pressure valve, ball valve, gate valve, reed valve, cut-off valve, check valve, regulating valve, solenoid valve, safety valve, needle valve, condensate trap | The draining valve, the stopcock, the diaphragm valve, the duck mouth valve, puts the material valve, the discharge valve, the respiration valve, the filter, the fire barrier, the throttle valve, the angle place valve, the by-pass valve, the wash water valve, the mud valve, the trip valve, the pressure relief valve, the tube to clamp the valve, the plunger valve, the bottom valve, to regard the mirror, the flange, the water power control valve, and so on serial productses.

德国WILLIE威利阀门主要产品有：电动阀门、气动阀门、高温高压阀门、球阀、闸阀、蝶阀、截止阀、止回阀、调节阀、电磁阀、安全阀、针型阀、疏水器|疏水阀、旋塞阀、隔膜阀、鸭嘴阀、放料阀、排气阀、呼吸阀、过滤器、阻火器、节流阀、角座阀、平衡阀、排污阀、排泥阀、切断阀、减压阀、管夹阀、柱塞阀、底阀、视镜、法兰、水力控制阀、等系列产品。欢迎来电定购进口阀门品牌/德国进口阀门/德国WILLIE威利阀门。

The German FRING valve main product includes: Electrically operated valve, air operated valve, high temperature high pressure valve, ball valve, gate valve, reed valve, cut-off valve, check valve, regulating valve, solenoid valve, safety valve, needle valve, condensate trap | The draining valve, the stopcock, the diaphragm valve, the duck mouth valve, puts the material valve, the discharge valve, the respiration valve, the filter, the fire barrier, the throttle valve, the angle place valve, the by-pass valve, the wash water valve, the mud valve, the trip valve, the pressure relief valve, the tube to clamp the valve, the plunger valve, the bottom valve, to regard the mirror, the flange, the water power control valve, and so on serial productses.

德国FRING福林阀门主要产品有：电动阀门、气动阀门、高温高压阀门、球阀、闸阀、蝶阀、截止阀、止回阀、调节阀、电磁阀、安全阀、针型阀、疏水器|疏水阀、旋塞阀、隔膜阀、鸭嘴阀、放料阀、排气阀、呼吸阀、过滤器、阻火器、节流阀、角座阀、平衡阀、排污阀、排泥阀、切断阀、减压阀、管夹阀、柱塞阀、底阀、视镜、法兰、水力控制阀、等系列产品。欢迎来电定购进口阀门品牌/德国进口阀门/德国FRING福林阀门。

The South Korean JK valve main product includes: Electrically operated valve, air operated valve, high temperature high pressure valve, ball valve, gate valve, reed valve, cut-off valve, check valve, regulating valve, solenoid valve, safety valve, needle valve, condensate trap | The draining valve, the stopcock, the diaphragm valve, the duck mouth valve, puts the material valve, the discharge valve, the respiration valve, the filter, the fire barrier, the throttle valve, the angle place valve, the by-pass valve, the wash water valve, the mud valve, the trip valve, the pressure relief valve, the tube to clamp the valve, the plunger valve, the bottom valve, to regard the mirror, the flange, the water power control valve, and so on serial productses.

韩国JK朝光阀门主要产品有：电动阀门、气动阀门、高温高压阀门、球阀、闸阀、蝶阀、截止阀、止回阀、调节阀、电磁阀、安全阀、针型阀、疏水器|疏水阀、旋塞阀、隔膜阀、鸭嘴阀、放料阀、排气阀、呼吸阀、过滤器、阻火器、节流阀、角座阀、平衡阀、排污阀、排泥阀、切断阀、减压阀、管夹阀、柱塞阀、底阀、视镜、法兰、水力控制阀、等系列产品。欢迎来电定购进口阀门品牌/韩国进口阀门/韩国JK朝光阀门。

The German LIK valve main product includes: Electrically operated valve, air operated valve, high temperature high pressure valve, ball valve, gate valve, reed valve, cut-off valve, check valve, regulating valve, solenoid valve, safety valve, needle valve, condensate trap | The draining valve, the stopcock, the diaphragm valve, the duck mouth valve, puts the material valve, the discharge valve, the respiration valve, the filter, the fire barrier, the throttle valve, the angle place valve, the by-pass valve, the wash water valve, the mud valve, the trip valve, the pressure relief valve, the tube to clamp the valve, the plunger valve, the bottom valve, to regard the mirror, the flange, the water power control valve, and so on serial productses.

德国LIK莱克阀门主要产品有：球阀，闸阀，蝶阀，截止阀，止回阀，调节阀，旋塞阀，安全阀，电磁阀，柱塞阀，疏水器|疏水阀，呼吸阀，过滤器，阻火器，针型阀，排气阀，排污阀，排泥阀，放料阀，平衡阀，管夹阀，角座阀，隔膜阀，减压阀，底阀，视镜，水力控制阀等系列产品。欢迎来电定购进口阀门品牌/德国进口阀门/德国LIK莱克阀门。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。