查询词典 air-tight

The function of air ejector: The air in the shell must be extracted by air ejector since the commencement of condenser due to the vacuum condition for condenser. During the operation of condenser, the air carried by exhaust steam of steam turbine and the air leaked from imperfect vacuum system must be continuously extracted so as to maintain the condenser vacuum.

抽气器的作用：由于凝汽器处于真空条件下工作，所以在凝汽器开始运行时，必须要用抽气器将其壳体内的空气抽出以建立真空；并在凝汽器运行过程中，将汽轮机排汽中夹带的空气和从真空系统不严密处漏入的空气不断抽出，以维持凝汽器的真空。

Model QS-350 This machine is of horizontal disc type airflow crusher, and the whole crushing process is comprised of air compressor, air storage tank, air freezer and drier, model QS-350 airflow crusher, cyclone catcher and dust collector is ejected into the crushing chamber by means of high speed ejection flow formed by high pressure air through charging ejector, and the crushing nozzle outside ejects high speed air flow into the crushing chamber at a certain direction, making the material severely collided and frictionated therebetween and thus crushed.

QS-350型为水平圆盘式气流粉碎机，整个粉碎流程由空压机、储气罐、空气冷冻干燥机、QS350型气流粉碎机主机、旋风捕集袋及吸尘器等组成。该机是靠高压气体通过加料喷射器所形成的高速射流，使粉碎原料被射人粉碎室，粉碎室外围的粉碎喷嘴，有方向性的向粉碎室喷射高速气流，使物料间产生激烈的碰撞，摩擦而获得粉碎。

Air motor, piston air motor, vane air motor, air mixer, agitator, air fan, propeller, pressure tank, spray gun, manual spray gun, automatic spray gun,...

气动马达，流程工业设备气动搅拌机、气动防爆风扇，、搅拌叶片、压力桶/气动送料机、。。。

Introduces the significance of application of all-air air conditioning system and analyzes the two problems about energy- saving and purifying of using all outdoor-air in all-air air conditioning system .

介绍了应用全空气空调系统的意义，分析了全空气空调系统中全新风运行方式所带来的节能与净化的两大问题；认为全空气空调系统是较好的空调系统，将蒸发冷却技术、热回收技术、变风量控制技术相结合的蒸发冷却新风空调集成系统具有广阔的应用前景。

Series of products: 1, fully automatic production line of Duct flange molding machine, shears, press brake duct and other metal processing equipment. 2, using the entire computer-controlled production lines, specialized in the production mechanism Express rectangle duct flange, Germany duct flange, mechanisms spiral round, flat circular duct, all kinds of bend, the wind pipe fittings. 3, damper, exhaust valves, valve series; 4, muffler, static pressure box, muffler Venetian series; 5, aluminum, teak tuyere, such as stainless steel tuyere tuyere series; 6, Air Shower, Air Shower Channel, clean bench, and efficient delivery of clean air and other series; 7, vertical, horizontal air handling units series; 8, multi-functional modular air handling units series; 9, fan coil series; 10, ventilation, exhaust cabinet series, Fire cabinet centrifugal fan series.

系列产品：1、全自动风管生产线、法兰成型机、剪板机、折弯机等金属风管加工设备。2、采用全电脑控制的生产线，专业生产快速机制法兰矩型风管、德国法兰风管、机制螺旋圆形、扁圆形风管、各类弯头、风管配件。3、防火阀、排烟阀、阀门系列；4、消声器、静压箱、消声百叶系列；5、铝合金、柚木风口、不锈钢风口等风口系列；6、风淋室、风淋通道、洁净工作台、高效送风口等洁净系列；7、立式、卧式空气处理机组系列；8、多功能组合式空气处理机组系列；9、风机盘管系列；10、通风、排气柜系列、消防柜式离心风机系列。

The results show that the air exchange efficiency can meet the need of indoor air quality, the airflow and air age distribution is symmetrical among apartments, and the best air quality area is the lower berth, the middle berth the next and the upper berth is the worst, and reasonable airflows will make for improving indoor air quality.

研究结果表明：车厢内的换气效率基本符合室内空气品质的要求；整个车厢内流场及空气龄关于隔间存在良好的对称性；旅客区域的空气品质优劣排序依次是：下铺区域、中铺区域、上铺区域；气流组织的合理分布能够缩短空气龄，改善室内空气品质。

Patented products - water, air-cooled heat recovery units, water-source heat pump units, air-cooled screw cold water unit, the constant temperature and humidity units, the modular clean air conditioning units, cooling towers, air-conditioned box, fan - Tube, shell and tube heat exchangers, and so on more than 10 specifications of the series of hundreds of civilian central air-conditioning products.

拥有专利产品——水冷、风冷式热回收机组，水源热泵机组、风冷螺杆式冷水机组、恒温恒湿机组、组合式净化空调机组、冷却塔、空调箱、风机盘管、壳管式热交换器等十多个系列上百种规格的民用中央空调产品。

The hot blast circulates evenly from the stove up-wind leaf through 45° the stainless steel air deflector from the chamber both sides to the chamber lower part, through the suspension fork type stainless steel roller conveyer lower part the air flue, circulates the material plate base, passes through the material plate stainless steel mesh, through all work pieces, circulates evenly above material plate's return air Daoban, forms a complete heated air circulation cycle, the high speed heated air circulation, causes in the material plate the work piece temperature to be even so repeatedly.

热风由炉顶风叶通过45°不锈钢风板均匀从炉膛两侧循环到炉膛下部，通过悬架式不锈钢滚道下部风道，循环到料盘底部，穿过料盘不锈钢网，均匀通过所有工件，循环到料盘上方的回风导板，形成一个完整的热风循环周期，如此反复高速热风循环，使料盘内工件温度均匀。

The hot blast circulates evenly from the furnace up-wind leaf through 45° the stainless steel air deflector from the hearth both sides to the hearth lower part, through the suspension fork type stainless steel roller conveyer lower part the air flue, circulates the material plate base,passes through the material plate stainless steel mesh, through all workpieces, circulates evenly above material plate's return air guiding plate, forms a complete heated air circulation cycle, the high speed heated air circulation, causes in the material plate the workpiece temperature to be even sorepeatedly.

热风由炉顶风叶通过45°不锈钢风板均匀从炉膛两侧循环到炉膛下部，通过悬架式不锈钢滚道下部风道，循环到料盘底部，穿过料盘不锈钢网，均匀通过所有工件，循环到料盘上方的回风导板，形成一个完整的热风循环周期，如此反复高速热风循环，使料盘内工件温度均匀。

Pressure governor valve is the use of a spring-loaded power and pressure balance theory, when the spring-loaded pressure less than atmospheric pressure and the valves closed when the pressure is greater than the spring-loaded rubber tubing stretch when the bottom of compressed air diaphragm, diaphragm the effort to promote diaphragm upward and left vavle seat blow the air flow of gas, this would piston shirking role in the pressure mobile, Selection will be emissions from valve seat, air compressors made by the then air into the gas valves and exhaust emissions is through the mouth into atmospheric air compressors idling.

调压阀的原理是利用了弹簧力与压力相平衡的原理，当弹簧的压力小于气压的时候阀关闭，当压力大于弹簧的弹力时候橡胶调压膜片下方的压缩空气对膜片的用途力，推动膜片向上拱曲离开阀座而使空气流入气腔，此时卸荷活塞在气压用途下移动，将排放阀门推离阀座，于是由空气压缩机充入气腔的空气便通过排放阀和排气口排入大气空气压缩机空转。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐