blast furnace blast-furnace cement blast-furnace coke blast-furnace gas blast-furnace slag blast-furnace slag sand blast gauge blast heating blast hole blast-hole bit blast-hole drill blast indicator blasting blasting accessory blasting agent blasting boss blasting cable blasting cap blasting cartridge blasting chamber |
blast furnace висока пещ шахтова пещ, работеща с вдухване на въздух Търсената дума е намерена |