In order to strengthen our mine recovery during and after mining goaf management to ensure long-term production of coal mine I am safe and orderly manner, formulated measures are as follows:
First, the management method of goaf:
1. Choose a r…
Key points of safety inspection training for mine gas
First, the safety inspection of gas detection and management
1. Establish a system of establishment, clarify responsibilities, improve management organization and team, and have adeq…
On the morning of October 16th, in the product laboratory of Yuchai Power Machinery Co., Ltd., Yu Ping, chairman of Yuchai Group’s board of directors, launched the ignition button of the new YCD4V engine. As the "bang" sounds, the engine runs smoothly and smoothly, and th…
With its pollution-free and renewable nature, wind power has been widely recognized by countries all over the world and has developed rapidly in recent years. The variable-speed constant-frequency wind power generation system with double-fed motor has significant advantages compared with …
According to China Voice "Chaoguang News", Beijing police began trial use of traffic accidents to quickly process APP applications in May. As of July 6, there have been 172 traffic accidents handled by APP. According to the frontline traffic police, if the driver installs t…
Researchers at the Technical University of Munich, Germany, have developed a new nano-robot electric drive technology that enables nanobots to operate at a molecular plant like a pipeline at a sufficiently fast speed, 100,000 times faster than the biochemical proce…
On the 18th, Chen Zhiqiang, deputy deputy secretary-general of the Beijing Insurance Association, revealed in the “Beijing Auto Insurance Innovation and Development†forum that the city’s insurance industry will establish innovative measures for the “Easy E C…