温州泵阀团体标准WZBFT/WZBF057-2024阀套式排污阀Pistondrainvalve2024-06-20发布2024-06-20实施温州市泵阀工业协会发布ICS23.060.01CCSJ16T/WZBF057-2024I目次前言.................................................................................II阀套式排污阀..........................................................................11范围........................................................................
