天一官方注册安全工程师考试2019 其他安全（不包括消防安全）技术实务历年真题模拟试卷 2019全国中级安全注册工程考试习题4本套 - Tapa blanda

National Intermediate Registered Security Engineer 2019 Teaching Materials Supporting Papers Zhenti Analysis and Convolution: Other Safety Does Not Contain Fire Safety Technology Practice(Chinese Edition)

paperback. Condición: New. Language:Chinese.Paperback. Pub Date: 2019-02-01 Publisher: The Chinese Market Press has a combination of Zhenti + Convolution. which enables the readers to scientifically and efficiently master fireworks and firecrackers. civil explosives and oil in a relatively short period of time. Natural gas mining. electrical and other safety production expertise and comprehensive application of safety production laws. regulations. standards and policies. safety production theory and methods. analysis. Nº de ref. del artículo: NM036852

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