Analysis the safe hidden danger and countermeasure of FCC slurry system in petrochemical enterprise, to assure safety production of FCC in petrochemical enterprise.
分析了石化企业催化裂化油浆系统的安全隐患及对策，以确保石化企业催化裂化的安全生产。
Because raw materials production and capacity the link exist safe hidden danger, the civic architecture concentrate of plus, set off the aperture clear lamp to kindle fire hazard very easily.
由于原材料制作、生产环节存在安全隐患，加之城市建筑密集，燃放孔明灯很容易引发火灾。
This article mentioned the computer network from each level security hidden danger, and it has researched the safe design proposal in each level of computer network.
以两册有关场地安全设计的译著为基础，从场地调研、威胁分析、划分安全防范等级、制定场地安全对策四个方面介绍了美国场地安全设计体系的组成及工作流程。
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