The causes resulting in the nutrient deviation in largescale ureabased compound fertilizer plant are examined and the operational countermeasures are also presented.
介绍大型尿基复合肥装置在生产中引起产品养分偏差的原因及采取的操作措施。
This paper introduces the applications of digital RF memory (DRFM) technology to the radar countermeasures, describes the structure and operational principle of DRFM.
介绍了数字射频存储器(DRFM)技术在雷达对抗中的应用，描述了DRFM的结构和工作原理。
Strengthening train and strict execution of safety operational regulation are the countermeasures.
采取加强培训、严格执行安全操作规程等对策、加以改善。
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