According to European and North American researchers, 65-70 % of equipment used in industry is driven by electric motors; that is to say, the vast majority of the world's industrial output is motor driven.
據歐美研究指出，工業中由馬達帶動的設備用電量高達 65 ~ 70 %，換句話說，全球工業生產活動泰半要由馬達來驅動。