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ABBREVIATION for public limited company 公共有限公司 → see also limited
In this paper, the state of the art of Programmable Logic Controller (pl c), its future and its applications in large scale thermal power plant are described.
本文论述了可编程序控制器(PL C)的现状、发展趋势及其在大型火力发电厂中的应用。
In addition, a set of creep-fatigue controlling device which ADAPTS for RD_2-3 tester is designed and a calculative formula of limit load PL of C-shape specimen is discussed.
另外，作者设计了一台适合于RD_2——3型试验机的蠕变-疲劳控制装置；并讨论了C形试样极限载荷p_l的计算公式。
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