Which of the following methods are mainly used in combustible gas detection equipment?
A. Lead acetate tape staining method
B. Solid state sensor
C. Gold film sensor
D. Electrochemical cells
Answer:B
Which of the following methods are mainly used in combustible gas detection equipment?
A. Lead acetate tape staining method B. Solid state sensor C. Gold film sensor D. Electrochemical cells
Explanation: Solid state sensors are mainly used in combustible gas detection equipment. It is a semiconductor sensor.