1)multi-purpose extinguisher,通用灭火剂2)multipurpose dry chemica,通用干粉灭火剂3)fire extinguisher agent,灭火器用灭火剂4)consumption of fire extinguishing chemical,灭火剂用量5)all-purpose extinguisher,通用灭火器6)least agent dosage,最小灭火剂用量
用法例句
Referring to the domestic and foreign standards of normal dry powder fire extinguishing agent, the concept of "least agent dosage" is employed to estimate anti-fire efficiency.
