近于真空的

For the sake of excogiating infrared interferents smoke technology which is the same with outer space war field, using for reference of the mature technology and experiences of infrared interferents under aerosphere, the formulation and near infrared extinction performance of the pyrotechnic infrared and pulverous smoke interfrets are experimental studied under entirvionment to vacuum and micro-gravitation.

为研究出适用于外层空间战场的抗红外烟幕技术，以大气层下抗红外烟幕的成熟技术和经验为基础，对真空和微重力环境下燃烧型和粉未型抗红外烟幕干扰剂的配方和近红外消光性能进行了实验研究。

It has been devoting itself into the recreation study and development of leather machine in recent years and is producing computer-controlled spray machine, stainless soften tambour,eight-angle soften tambour,pancake helix vacuum drier,surface-pull drier,polishing machine etc.more than ten kinds of products with many size.

北江皮革机械有限公司是由制革公司和北江皮革机械服务部为前身，积累了数10年制革机械的使用经验和标准，多年以来致力于皮革机械的创新研究与开发，目前以生产电脑控制喷浆机，不锈钢摔软转鼓，八角型摔软转鼓，水平螺旋转鼓、多板真空干燥机、抛光机辊印涂饰机、棚平干燥机等数十种产品，近几十种规格。

Dwyer has been for 75 years in the World, its Low 〔differential） pressure instruments are high appreciated and are applied broadly over the World. Alicat Scientific has over a decade of experience in providing Mass Flow Meter, Flow Controller , Pressure Gage and Pressure Controller products. InstruTech concentrates in researching and manufacturing the vacuum gauges. Wasco concentrates in producing pressure switch、vacuum switch and pressure transmitters. Pyropress has been for about 60 years in the control and procedure application in the world, its products are rugged, lasting, many of which have options of explosion-proof, they are widely used in the harsh fields such as nuclear and non nuclear power generation, petroleum, chemical industry, defense industries, and so on.

美国Dwyer公司已有75年的历史，其微〔差）压产品在全球享有极高盛誉并得到了广泛的应用；美国Alicat公司在流量测量和控制领域有着数十年的丰富经验，为您提供精确、可靠的质量流量解决方案；美国InstruTech公司专注于真空测量仪表的研发和制造；美国Wasco公司是专业的压力开关、真空开关、压力变送器制造商；美国Anderson公司专业制造用于医药、食品等领域的卫生型压力、流量等仪表；英国Pyropress公司在控制和过程应用方面有近60年的历史，其产品坚固、耐用，许多都有防爆选项，大量用于核电站、电厂、石油、化工和国防等要求严格的领域。

As a world-renowned instrument manufacturer - the United States Dwyer, Alicat, InstruTech, Wasco, Anderson, AutoTran, such as the United Kingdom Pyropress agent distributors in China, Longóprovide nearly species-related differential pressure, pressure, vacuum, flow rate, wind speed , temperature, humidity, level and the valves and other products, they are widely used in industrial automation, HVAC, building automation, power plants, petroleum, chemicals, water treatment, boiler, compressor, refrigeration refrigeration equipment, food, medicine, light industry, environmental protection, clean engineering and other fields.

作为世界著名仪器仪表生产厂家—美国Dwyer、Alicat、InstruTech、Wasco、Anderson、AutoTran，英国Pyropress等在中国的代理经销商，朗润达公司提供近万种有关差压、压力、真空、流量、风速、温度、湿度、物位和阀门等产品，它们广泛应用于工业自动化、暖通空调、楼宇自控、电厂、石油、化工、水处理，锅炉、压缩机、冷冻制冷设备、食品、医药、轻工业、环保、洁净工程等领域。

Acting as the agency and distributor of some world well-known manufacturers of instruments in China , such as Dwyer, Alicat, InstruTech, Wasco, ArutoTran, Pyropress, and so on. LongRadar offer approximate ten thousand of products of Pressure, Vacuum, Flow, Air Velocity, Temperature, which are commonly applied in the fields of industrial automation, HVAC, building autoimmunization control, electric power, petroleum, chemical industry, boilers, water treatment, compressors clean industry etc.

作为世界著名仪器仪表生产厂家—美国Dwyer、Alicat、InstruTech、Wasco、Anderson、AutoTran，英国Pyropress等在中国的代理经销商，朗润达公司提供近万种有关差压、压力、真空、流量、风速、温度、湿度、物位和阀门等产品，它们广泛应用于工业自动化、暖通空调、楼宇自控、电厂、石油、化工、水处理，锅炉、压缩机、冷冻制冷设备、食品、医药、轻工业、环保、洁净工程等领域。

ORION Group, Japan, which established in 1946, is the leader in making dairy machineries with a history of more than 60 years. At present, it occupies beyond 70% of the market share and has over 50 subsidiaries worldwide. The company owns the double-vacuum milking technology which currently leads the new trend in manufacturing the livestock machineries and meets the lactation features of high-yielding dairy cows. Besides, the ratio of pulses in front and rear udders demonstrates the most sophisticated milking technology.

优利农集团是日本最大的乳业机械公司成立于昭和21年（1946年，距今已有近60年的历史，目前在日本的市场占有率为70％以上，全世界有50多家分公司，优利农公司拥有符合高产奶牛泌乳特点的双真空挤奶技术，它主导着当前畜牧机械的新潮流；而且其独特的；符合奶牛生理特性的前后乳区脉动比代表着世界最尖端的挤奶技术。

He spent nearly three days time to put into a vacuum glass bulb filament, pass on the power to issue the equivalent of 10 gas lamps of the gentle light, which lasted about 45 hours.

他花了近3天时间把灯丝装进真空玻璃泡，通上电源，发出相当于10盏煤气灯的温柔光芒，它延续了约45个小时。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。