The PLC double redundant control sys- tem structure , hardware configuration and software running status were described on the basis of PROFIBUS-DP field bus on float glass line .
论述了基于PROFIBUS-DP现场总线的浮法玻璃生产线的PLC双冗余控制系统结构、硬件组态以及软件实现情况。
The advantage and application of double direction meridian line net shell structure of fixed roof for large diameter storage tank are introduced emphatically.
重点介绍了大直径储罐固定顶盖中双向子午线网壳结构的优点及应用情况。
The structure characteristics, operation principle and application of the double-working position synchronous core-setting machine in SPO molding line were introduced in the paper.
介绍了同步下芯机的结构特点、工作原理以及在SPO造型线中的使用情况。
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