可编程逻辑控制器是种专门为在工业环境下应用而设计的数字运算操作电子系统。它采用一种可编程的存储器，在其内部存储执行逻辑运算、顺序控制、定时、计数和算术运算等操作的指令，通过数字式或模拟式的输入输出来控制各种类型的机械设备或生产过程-A programmable logic controller is a digital operator operating electronic system designed specifically for use in industrial environm

详细说明:电子天平数据采集vb源程序天平型号:双杰G&G电子实现功能清零计数换单位自动采(Top anti-graft agency promises to safeguard the position of Xi Jinping, general secretary of the Communist Party of China Central Committee, as the core of the Central Committee and the Party.)