转换准则 switching criterion

切换准备 HO Preparation

变换准则 [计] transformation criterion

切换准则 handoff criteria

兑换准备金 [金融] convertible reserve

美国信息交换标准码 ASCII ; standard code for information interchange ; standard ASCII format

中文标准交换码 Chinese Standard Interchange Code

美国信息交换标准代码 ASCII ; American Standard Code for Information Interchange ; united states of america standard code for information interchange

文档交换标准 Document Interchange Standards