专业胜任不仅指具备岗位所需的专业知识,还应具有资格和能力。( )
参考答案:对
Portable CO2 fire extinguishers should NOT be used to inert a space containing flammable liquids due to the danger of().
A.the CO2 being inhaled by personnel
B.reflash of burning liquids
C.vapor condensation on the extinguisher
D.the discharge causing a static spark