For the rectangle membrane with four sides fixed, the small-signal macromodel for two-dimensional equivalent circuit array representation is built by adopting F-I analogy for the first time.
对四边固定的矩形膜,首次建立了F - I类比的二维电路阵列小信号等效电路宏模型。
2
Based on twodimensional MHD mathematical model of nozzle arc, a CAD program is developed for SF6 circuit breaker design.
在建立的喷口电弧二维磁流体动力学数学模型的基础上,开发了SF_6断路器的CAD软件。
3
Machining of PCB (printed circuit board) is a typical process of twodimensional multi hole.