Guidance: Explosion-proof blowers are blowers used in explosion-hazardous applications. In addition to the blower characteristics required by the operating conditions, explosion-proof blowers must also meet explosion-proof requirements. Explosion-proof blowers are blowers used in explosio

Fan Chengfa uses a pair of gears to mesh with each other, and the two wheels are enveloped with each other to machine the gears. Gear hobs (ie, involute worm hobs) are the most commonly used tools for machining externally meshed spur and helical gears. It is equivalent to a helical gear with a larg

China's luxury SUV pioneer WEY's first production model VV7c/VV7s was unveiled at the Beijing Yiyouwei WEY brand 4S store in Xingda Automobile Plaza, Chaoyang District, Beijing. In the eyes of the public, a hundred delivery ceremony was held, and WEY was announced. The glory of the times op

First, the basic method of extinguishing <br> <br> known, three conditions required for combustion: fuel, a comburent and ignition sources. The three are indispensable. In the event of a fire, if certain measures are taken to destroy one of the conditions necessary to maintain the combu

In July 2016, Dongfeng Cummins just launched the "I am a trump card" skill contest; in October, Dongfeng Cummins launched a service skills contest with the theme of "welcoming new products, dedication and innovation." 61 employees from the company's service team partic

From the top two Volkswagen companies in the world's top 500 car companies, Toyota, to the world's top auto parts company Continental Group; from the Chinese auto industry leader FAW Group, to the domestic automotive steel production giant Baosteel Group ... now, walking in the steam In the

Not long ago, the highly anticipated trademark dispute between the two tire companies in China and Japan had the latest results. The "TOYOMOTO and Map" trademark of Tokyo Rihong Rubber Co., Ltd. was declared invalid by the Trademark Review and Adjudication Board of the State Administrati

Application of High-voltage Frequency Converter in Energy-saving Technology of Main Blast Furnace Blowing in Blast Furnace Core Tip: Application of high-voltage frequency converters in energy-saving technologies for coal-fired main exhaust fans of blast furnaces (Zhongwei Huatian Nanjing Engineer

Scientists believe that stimulating deeper areas of your brain can treat Parkinson's disease and other conditions. But there is a problem: they usually need to open your skull to implant something, which is both time consuming and dangerous. R

On May 31, 2017, Shaanxi Shaanxi Automobile Heavy Truck Sales Co., Ltd. held a promotion meeting for Xi'an Cummins in Jiaozuo. The event invited local logistics companies, large customers and new and old customers to more than 50 people to witness the grand occasion of the event. Shaanxi

Application of vacuum assisted grouting technology in prestressed engineering Core Tips: VSL Vacuum Shop Pressure Assist Process 2.1 Principle Before grouting, firstly use vacuum chestnut to pump the air in the prestressed hole to make the vacuum degree in the hole more than 80%, and then apply p

Heroes in troubled times, who is accompanying the hero to be born and died? Who is loyal to him? There is no other answer than the war horse. In addition to the red rabbit horse known for "the people in Lu Bu, Ma Zhong red rabbit", Cao Cao's epic shadow, and Lu Bei, who carries