It is a common practice in China to use an insulated silk jack lad-der in the live-line work to enter the 500 kV EHV electric field.Wuhan High Voltage Research
In golden May,Beijing welcomes senior guests from US ENRONCorporation,headed by the company’s Chairman and CEO Dr.Kenneth Lay and his senior executives.During
This paper constructs a tree model by using the 3D stochastic and L system with brackets. Adjusting the range of the parameters, the present method ensures a fa