The operation, should avoid high voltage line and elevated grid, to ensure the pile machine drill stand erect not be affected.
作业时，应避开高压线路及高架电网，以保证按桩机钻架的架设不受影响。
2
High voltage silicon pile is the key component of the output circuits of color TV and color monitor, whose switch frequency is the direct restrictive factor of line scan.
高压硅堆是彩电和彩色显示器行输出电路中的关键器件，其开关速度的快慢直接限制了行扫描频率的高低。
3
Aimed at the pile foundation in frozen soil of a high voltage transmission line project in Xinjiang Region, a laboratory tensile model test is carried out under artificial frozen condition.