
BS ISO 16422 - PIPES AND JOINTS MADE OF ORIENTED UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-O) FOR THE CONVEYANCE OF WATER UNDER PRESSURE - SPECIFICATIONS
出版:British Standards Institution

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BS ISO 16422 - PIPES AND JOINTS MADE OF ORIENTED UNPLASTICIZED POLY(VINYL CHLORIDE) (PVC-O) FOR THE CONVEYANCE OF WATER UNDER PRESSURE - SPECIFICATIONS
出版:British Standards Institution
專家解讀視頻