
Bs En Iso 5167-5 - Measurement Of Fluid Flow By Means Of Pressure Differential Devices Inserted In Circular Cross-Section Conduits Running Full - Part 5: Cone Meters
出版:British Standards Institution

专家解读视频
Bs En Iso 5167-5 - Measurement Of Fluid Flow By Means Of Pressure Differential Devices Inserted In Circular Cross-Section Conduits Running Full - Part 5: Cone Meters
出版:British Standards Institution
专家解读视频