四过程控制语言工业控制过程的现场应用程序不仅包括各种不同的计算任务,同时具有正如第二节所讲的各种特点,一般的说,用机器语言或汇编语言可以编写这种程序,但用这种方法编制程序如前所述是有很多缺陷的,所以最好能用高级语言来编写。然而,一般的通用 IV Process Control Language The field application for industrial process control encompasses not only a variety of computational tasks but also features of the kind referred to in Section II, which are generally written in machine or assembly language, but Programming in this way as described above is a lot of flaws, so it is best to use high-level language to write. However, the general purpose