
prEN 1630. Burglar resistant construction products (not for precast concrete parts). Test method for the determination of resistance to manual burglary attempts
出版:British Standards Institution

專家解讀視頻
prEN 1630. Burglar resistant construction products (not for precast concrete parts). Test method for the determination of resistance to manual burglary attempts
出版:British Standards Institution
專家解讀視頻