有效: effective; valid; efficaciou ...数据: data; record; information选择: pick and choose; select数据选择器: data selector有效数据: data valid; valid data有效数据法: effective data process编辑数据选择: eds测试数据选择: choice of test data输入数据选择: input data selection数据选择链路: dsl data selection link初始有效数据: initial effective data有效数据处理: effective data process有效数据信号: valid data signal有效数据指示: vi valid data indication测试数据选择准则: test data selection criteria气象数据选择通信: selective weather data communication数据选择和修改: data selection and modification数据选择器的应用: applications of multiplexer数据选择与修改: data delection and modification; data selection and modification; data selectrion and modification通道数据选择器: channel data selector纸带数据选择器: tape data selector登台有效数据率: staging effective data rate系统有效数据速率: system effective data rate有效数据传输率: data transmission utilization measure; effective data transfer rate; effective data trasfer rate; effective data-transfer rate有效数据传送率: effective data transfer rate