dot-and-dash code
点划线
dot-and-dash line【计】
暂无补充释义。
相关词条
dot-and-dash code telegraph transmitter
dot-and-dash code, code bar
dot-and-dash code telegraphy reception
dot-and-dash
dot-and-dash code telegraph communication
dot-and-dash【通信】
dot-and-dash code, code disc