Theory and practice of lean energy management in industrial enterprises 并列题名：Theory and practice of lean energy management in industrial enterprises Theory method and practice of safety management in large chemical enterprises Theories & practice of cleaner production for industrial enterprises Theory and practice of emergency management in public hospitals 并列题名：Theories & practice of cleaner production for industrial enterprises Practice of fire safety management in power grid enterprises 并列题名：Practice of fire safety management in power grid enterprises Research and practice on VOCs of process and combustion flue gas in industrial enterprises Theory and practice of management of agricultural industrialization