GBT21407
GBT21407, Total:2 items.
The international standard classification for "GBT21407" includes: Wind turbine systems and other alternative sources of energy .
The Chinese standard classification for "GBT21407" includes: Wind energy .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 21407-2008 Doubly fed variable speed constant frequency wind turbine
- GB/T 21407-2015 Doubly fed variable speed constant frequency wind turbine
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