但 SDO与数据传输对象依然存在共性：仅传送数据，没有为之定义的应用方法或业务逻辑。
They still have this in common with Data Transfer Objects, though: They are only carriers of data and do not have application methods or business logic defined for them.
DECP由数据访问层、业务逻辑层、安全代理、数据传送代理、客户代理、消息层、事务管理器七个部分组成。
DECP is made up of data access layer, business logic layer, security proxy, data transport proxy, client proxy, messages layer and transactions manager.
它改变过去采用的无线传输方式传输距离近、数据传送量小或者实时性差的缺点，可以提供跨地域、高速、大容量、高实时性的数据传输业务。
Compared to traditional data transmission modes, the GPRS based data transmission mode is long-distance, high speed, good real-time and large capacity.
它改变过去采用的无线传输方式传输距离近、数据传送量小或者实时性差的缺点，可以提供跨地域、高速、大容量、高实时性的数据传输业务。
Compared to traditional data transmission modes, the GPRS based data transmission mode is long-distance, high speed, good real-time and large capacity.
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