非煤矿山职工安全培训教材/全国非煤矿山安全培训教材 - Tapa blanda

Non-coal mine safety training materials: non-coal mine workers safety training materials(Chinese Edition)

paperback. Condición: New. Paperback Pages Number: 337 Language: Chinese. Universal knowledge of production safety. so that the vast majority of workers to firmly establish the concept of security. and acquire the necessary security and disaster prevention skills. and constantly improve the quality of security technology is to achieve safety in production. an important guarantee for the prevention of mine accidents occurred. In order to seriously implement the ministries under the State Administration of Work Safety. M. Nº de ref. del artículo: MY9397

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