“variable message board”的概念、定义、翻译、参考文献-科学参考

单词	variable message board
释义	variable message board Encyclopedia 工学交通信息发布系统释 variable message board可变信息板交通状况及交通诱导信息发布的重要设备。以LED发光器件为基本显示单元的交通信息显示设备，具有图形及文字显示功能。
随便看	balance energy balance equation balance equation of force systems balance feeding of propellant balance force balance method balance-of-considerations argument balance of forces balance of global atmospheric electricity balance of international payments balance of land supply and demand balance of occupied and newly added cultivated land balance of partial account balance of payments balance of power theory balance of total account balance of trade balance principle balancer balance receptors balance rope balance shaft Balance sheet balance sheet for water resources balance sheet of urban development land

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