详细解释:【计】 电子计算机, 仿真器控制, 工程更改, 错误纠正
【经】 欧市
英语解释：
名词 ec:
an international organization of European countries formed after World War II to reduce trade barriers and increase cooperation among its members同义词：European Union, EU, European Community, European Economic Community, EEC, Common Market, Europe