通用: be in common use; be current ...符号: character; sign; symbol; mar ...机床通用符号: graphical symbols for use on equipment-common symbols for machine tools电焊设备通用符号: graphical symbols for use on equipment-common symbols for electric welding equipment通用符号汇编语言: gesal general symbolic assembly language设备用图形符号 通用符号: graphical symbols for use on equipment--common symbols初学者的通用符号指令码: basic beginner's all-purpose symbolic instruction code初学者通用符号指令代码: basic; beginners all-purpose symbolic instruction code初学者通用符号指令码: basic beginner's all purpose symbolic instruction code; basic beginner's all-purpose symbolic instruction code; beginners all purpose symbolic instructions code初学者通用符号指示代码: basic (beginner's all-purpose symbolic instruction code)◇初学者通用符号指示代码语言 basic language有机阳离子通用符号: general symbol for a positive organic ion设备用图形符号 电焊设备通用符号: graphical symbols for use on equipment--common symbols for electric welding equipment设备用图形符号 机床通用符号: graphical symbols for use on equipment--common symbols for machine tools采用符号: symbolization常用符号: common marks and symbols常用符号表: legend of symbols调用符号, 呼号: call sign共用符号表: gst global symbol table惯用符号: conventional mark; conventional sign; conventional symbol实用符号: utility symbols无作用符号: ignove习用符号: conventional signs; conventional symbol现用符号: current operation symbol引用符号: hook; quotation mark; quote symbol; reference to symbol应用符号: plain bearings-applications