铁路企业为了增加收益 ,强化经营基础为社会多做贡献 ,必须不断地增加收入和降低成本 ,但在当今日本经济不景气的情况下 ,想要大幅度增加收入几乎是不可能 ,因此 ,降低成本就成了经营上的第一要务。ＪＲ东海（东海旅客铁道公司）地处本州岛最繁忙地段 ,它的降低成本从新造车和? In order to increase profits and strengthen management foundation, railway corporations must contribute more to society. They must continuously increase their incomes and reduce costs. However, in the current economic downturn in Japan, it is almost impossible to increase revenues substantially. Therefore, reducing costs It has become the top priority on the business. JR Tokai (Tokai Passenger Rail Company) is located in the busiest section of Honshu Island, its cost reduction from the new car and?