
Plastics piping systems for non-pressure underground conveyance and storage of non-potable water - Test method for determination of short-term compression strength of boxes
出版:Comite Europeen de Normalisation

專家解讀視頻
Plastics piping systems for non-pressure underground conveyance and storage of non-potable water - Test method for determination of short-term compression strength of boxes
出版:Comite Europeen de Normalisation
專家解讀視頻