17 صفحه pdf
NFPA 275:2017
Standard Method of Fire Tests for the Evaluation of Thermal Barriers
NFPA 275:2017-Standard Method of Fire Tests for the Evaluation of T{EhEe7rm62a5l B3-a6rErieEr-s
17 صفحه pdf
NFPA 275:2017
Standard Method of Fire Tests for the Evaluation of Thermal Barriers
188 صفحه pdf
NFPA 25
ویرایش 2017
Standard for the Inspection, Testing, and Maintenance of Water-Based Fire Protection Systems