ISBN 10: 7502055193 ISBN 13: 9787502055196
Librería: liu xing, Nanjing JiangSu, JS, China
paperback. Condición: New. Paperback. Pub Date: 2017-01-01 Pages: 174 Language: Chinese Publisher: coal industry publishing house production safety education worker read is not only easy to understand. illustrated to explain the safety in production is a question of what. why. how to do. and a detailed analysis of the characteristics and reasons of common production safety accident. gives the specific prevention.