会计信息系统标准化的意义在于改进产品过程和服务的适用性，防止贸易壁垒，促进技术合作。
The meaning of accounting information system standardization is that improves process of product and practicability of service, prevents trade valuation, and promotes technology cooperation.
通过佩克提供的产品和服务，决定了佩克在促进人类进步方面作出的承诺。
Throuhg the products and service provided by PECA, PECA gradually make serious compromisr in promoting human development.
我明白了。是因特网促进了产品和服务的买与卖。
I see. It's the Internet that has facilitated the buying and selling of good and services.
应用推荐