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GB/T20296-2012/IEC TR61352:2006限定符号W/G说明USRTG通用同步接收/发射器(推荐用:SSIO)[Universal synchronous receiver/transmitter(preferred:SSIO)V.24GV.24协议(模拟为V.28等)[Follows V.24 protocol(analogous for V.28etc.)]vCOG电压控制振荡器(Voltage-controlled oscillator)VDGG视频显示发生器(Video display generator).VFCG电压频率转换器(推荐用V/)[Voltage-to-frequency convertor(V/f is pre-ferred)VFOG变频振荡器(Variable-frequency oscillator)VRAMG视频RAM(Video RAM)VSPG视频信号处理器(Video signal processor)V/fW电压频率转换器(Voltage-to-frequency convertor)WORMG一次写,多次读(Write once,read many times)X.21GX.21协议(X21 protocol)X.25GX.25协议(X25 protocol)X+YW加法器(模拟信号)[Adder(analogue only).]X-YW减法器(模拟信号)[Subtractor(analogue only)]W除法器(模拟信号)[Divider(analogue only)]X/Y或X/Y典w尚倍号转换器,电平转换器或代码转换器(数字信号)[Signal converter,lcv?lconverter or code converter (digital)]XOG晶体振荡器(Crystal oscillator)XTCO晶体温度控制振荡器(Crystal temperature-controlled oscillator)XYW乘法器(模拟信号)[Multiplier(analogue)]4与输入和输出相关的记忆法和限定符号为区别输人和输出,终端功能的标记后面可跟I或O,如,CASI:级联输人;CASO:级联输出。当终端交替用作输入和输出时用I/O,如:BUSI/O为总线输人和输出。标记符号W/G说明mW移位输人,从左到右或从上到下(Shifting input,left to right or top to bottom)+-mW移位输人,从右到左或从下到上(Shifting input,right to left or bottom to top)W相关存储器比较输出(Compare output of associative memory)?W相关存储器查询输人(Query input of associative memory)“1”固定模式输人(Fixed-mode input)十m免向上计数输人(Counting-up input)一mW向下计数输入(Counting-down input)∑CYG进位总和(Sum carry)∑EVG偶数总和(Sum even)∑ODDG奇数总和(Sum odd)·REFW基准输入或输出,“,”由基准量符号如U,I,f代替(Reference input or output;·tobe replaced by the symbol for the reference quantity,e.g.,U,I,f)7理筑Z.ZC
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