The comprehensive index of the tightness of the soil and the condition of the pores is expressed by the bulk density of the soil and has a different bulk density. It directly or indirectly affects the status of soil water and fertilizer, which affects the exertion of fertility an.......
With the rapid development of laser technology and the acceleration of process production, traditional heavy-cutting and cutting equipment is being replaced by advanced laser cutting machines. How to choose from a wide variety of laser cutting machines on the market? Businesses exaggerated .......
718 seized market opportunities and used its own superior technology to transform specialized instrum.......
Many people may think about this topic: it is clean and polluted. What do you want to say? Yes, electric vehicles are such a role. They are responsible for people's expectations of reducing carbon emissions and having a clean environment. At the same time, there are hidden danger.......
When Premier Li Keqiang recently visited the Ministry of Industry and Information Technology, he pointed out that personalized consumption is booming in China, and the products will face more stringent consumer demands and higher standards. The Chinese economy is moving toward the mid- to .......
Nowadays, China is stepping up efforts to build an energy-saving and environment-friendly society. LED lighting has the advantages of long life, low power consumption and controllability. In 2013 and in the future, under the strong promotion of many policies in China, it is expected that t.......