Power shortages have become more serious and the current gap has reached 2 million kilowatts to 3 million kilowatts. The peak season of electricity consumption has not yet arrived, but the "electricity shortage" has advanced. Some chemical companies in the province have to reduce.......
For a two-stage compressed air compressor, the compression ratio of the low-pressure cylinder changes little under normal conditions, because the intake pressure bead of the first-stage cylinder is the local atmospheric pressure minus the suction filter and the suction pipe. Resistance, t.......
In the current material handling, it is very important to choose a good dryer. The three-cylinder dryer is one of the best. Most of the drying process is indispensable. At present, three-cylinder dryers are widely used in the drying of raw materials for Chinese herbal medicines, coal, mixe.......
In recent days, the punishment plan for wearing green hats in violation of traffic laws and regulations has been heatedly discussed by many netizens on the .......
At present, the world economy is undergoing a profound transformation. China's sustained rapid growth of the economy, huge market potential, low and abundant labor resources, and good infrastructure and supporting capabilities have become a major shift .......
For a long time, the "bottom-line" management model of environmental protection in Shandong Province has had little effect on the improvement of environmental quality. However, in recent years, Shandong Province has gradually set up a special environmental protection st.......