extending agent meaning in English

填充剂填料
增量剂

Study on the modification of polyethers by using dibasic acids as chain extending agents
以二元酸为扩链剂进行的聚醚改性研究
According to the urgent need to dynamically extend agents , methods about the implementation of extensible agent , including the method to deal with protocols , build the mib frames and apply security models , are introduced in this article
然后，针对代理软件的扩展需求，文章着重介绍了实现可扩展snmp代理的技术和方法，包括协议处理、管理信息库的组织以及安全模型的实现等方面的内容。