economy jet省油量孔
economyn.经济;节约adj.经济的;廉价的
economy of oil storage储油经济效能
Economy operating mode经济型作业模式
economy of integration综合经济,经济一体化
economy-size package经济包装
economy man assumption经济人假设
economy rs performance经济实绩
economy of cruise line邮轮经济
Economy of North Korea朝鲜经济
economy in rural areas农村经济
economy - type hotel经济型饭店