Author: None
Publisher:
Publish Date: 2005-04-01
Features: This standard is based on the "General Catalogue of Occupational Classification of the People's Republic of China," aiming to objectively reflect the current level of this profession and the requirements for practitioners. It specifies the scope of occupational activities, work content, skill requirements, and knowledge level, taking into full consideration the impact of economic development, technological progress, and industrial structure changes on the profession.
Evaporation process
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