As a low-power wide area network communication technology, LoRa achieves both the long-distance and low-power consumption requirements of the Internet of Things, and makes more and more applications to LoRa technology. In the face of numerous node networking requirements in the network, how to qui
The German Chemical Industry Association recently stated that due to the continuous appreciation of the euro and the soaring of crude oil prices, the overall output of the German chemical industry is expected to increase by 2.5% in 2008, and sales revenue will increase by 4.5%, a slight slowdown co
China National Heavy Duty Truck Group Co., Ltd. won the trust of the user of logistics commercial vehicle manufacturers Logistics industry users are concerned by commercial vehicle manufacturers A few days ago, the results announcement and recognition ceremony for the first “2007 China Mer
Bayer MaterialScience forecasted at the beginning of December 2007 that, driven by an operating rate of up to 80%, global polycarbonate (PC) demand is expected to grow at an average annual rate of around 8% from 2010 to 2011. Annual demand growth will exceed 200,000 tons, producers are expanding ca
Abstract: Flexible manufacturing system is to automate material flow and information flow based on processing automation. In the metal cutting process, due to the failure of tool wear and damage can not be found in time, will lead to interruption of the cutting process, resulting in s
On December 4th, good news came from Guodian Jiangsu Taizhou Power Generation Co., Ltd. The first phase of the company's 1000MW ultra-supercritical unit (unit 1) successfully passed the 168-hour trial run. The stable operation of 6 MPS280 roller-type coal mills heavily manufact
1 Introduction Hard and brittle materials refer to materials that have high hardness and high brittleness, and are generally non-conductive or semi-conductive, such as various kinds of stone, glass, silicon crystals, quartz crystals, hard alloys, ceramics, and the like. With the deve
There are various signs that a battle for the new energy vehicle market has begun. Whoever can seize the opportunity to occupy the leading position of new energy vehicle technology will lead the future of the automotive market. In the global trend of increasing oil extraction and high oil prices,
Some enterprises have been engaged in the production of bioenergy and biomass plastics. However, due to the lack of government funding for the production of biomass plastics and the lack of substantive support from national policies, the enterprises engaged in this production have