【电学】并入固定式换流器中的熄火电路

arc-extinguishing chamber

operational test for water fire-extinguishing system【安全】

extinguishing, inductive

fire-extinguishing plant, stationarily-arranged with hydrant

extinguishing tube

fire-extinguishing plant, automatic

maintaining, increasing the flow of arc-extinguishing chamber

production of fire-extinguishing substances