A compound found in some dry chemicalfire extinguishers, MAP melts at 374 degrees Fahrenheit.
一种在某些干化学药剂灭火器中也能找到的混合物，MAP(磷酸二氢铵)在华氏374度时熔化。
3
A machine tool is separated from the chemicalfire-extinguishing device, so that the management and maintenance are convenient and the space of the workshop can be saved.