Ansu ajay
Ansu ajay 14 जुलाई 2019 से सदस्य हैं
(1) reverberatory furnace
a reverberatory furnace is a metallur gical or process furnace that isolates the material being processed from contact with the fuel, but not from with combiestion goses . the term reberbration is usedhere in a generic sense of rebounding or rflecting, not in the acoustic sense of echoing
(1)