Conyac で依頼された翻訳結果を公開

In Japan before World War 2, the reason of fix-rate electric light charge being used by majority, was because of the main usage of hydroelectric power of which the fixed fee was of major portion in the production cost , the high price of meters, and also the similarity of the load curve of electricity users' using period.
However, under the fix-rate system easily came the result of overcharge, and it was also difficult to increase the instruments as occasion demands, and finally with the gradually diverse usage of electric power, the system had become inconvenient. With such situation, from the first half of 1920, volume-charging system was introduced, and the usage ratio ascended to 29% throughout the nation and 49% in cities.