计算感应测井的六线圈系几何因子，包括微分，积分的径向和轴向几何因子-compute the six-coil geometric factor in induction logging.

static VAR compensators 的滑模控制论文-The paper deals with the design and evaluation of a variable-structure stabilizer for static VAR compensators using a sliding mode control technique. The static VAR system plays an important role as a sta