As an important means of agricultural production, the quality of chemical fertilizer has a direct impact on agricultural income increase and food security....
It can still be used in adding floors, retrofitting and strengthening old buildings, especially in region lack of building materials or inconvenience for transportation, tight schedule and demolition buildings....
In recent years, laser cutting technology is developing very fast, with 15%~20% ratio of rising every year. Since 1985, Chinese laser cutting technology even develops with 25% per year....
CNC machine tools are a large application market to industrial computer products. The control solutions used in a wide variety of CNC machine tools are not the same, but the principle is the same....