
THERMOPLASTICS PIPES FOR THE CONVEYANCE OF FLUIDS - NOMINAL OUTSIDE DIAMETERS AND NOMINAL PRESSURES - PART 1: METRIC SERIES
出版:British Standards Institution

專家解讀視頻
THERMOPLASTICS PIPES FOR THE CONVEYANCE OF FLUIDS - NOMINAL OUTSIDE DIAMETERS AND NOMINAL PRESSURES - PART 1: METRIC SERIES
出版:British Standards Institution
專家解讀視頻