Powerbuilder开发的抄表器接口程序
Powerbuilder development of meter-reading interface procedures (2009-03-10, PowerBuilder, 27KB, 下载7次)
带通滤波器设计软件,可以用来计算两阶带通滤波器的LC参数
Band-pass filter design software, can be used to calculate the two-order band-pass LC filter parameters (2008-11-23, PowerBuilder, 29KB, 下载59次)