portable fluid extinguisher
常见例句
- The mass of all portable fire extinguisher shall not exceed 23kg, and they shall have a fire-extinguishing capability at least equivalent to that of a 9l fluid extinguisher.
所有手提式灭火器的重量应不超过23 公斤，且其灭火容量至少应等同于9公升流体灭火器。 返回 portable fluid extinguisher