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International Standard Category: Marine ventilation, air conditioning and heating systems

GB 11866-1989    Marine centrifugal backward-curved blade fans
船用后向式离心通风机 ;
Category No.:47.020.90 Valid Status:superseded
Issued Organization:CSSC Issued Date:1989-01-02
Implemented Date:1990-7-1 Abolished Date:
Superseded Standard.:GB/T 11865-2008 Marine centrifugal fans
Superseded Date:2008-9-1
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