external fan外风扇
externaladj.外来的;外部的;外面的;表面的n.外观;外部;外界事物
external diseconomy of production生产的外在不节约因素
External prestressed bundled bars体外预应力束
external-standard channels ratio外标准道比
external quality assessment scheme室间质量评价
external debt standstill agreement外债延期偿付的协议
external prestressed strengthening体外预应力加固
external circular grinding machine外圆磨床
external thalamic medullary lamina丘脑外髓板
external synchronous input adapter外部同步信号输入转接器