呼叫接通率
percept of call completed
α-γ型异种钢焊接接头
dissimilar steel welded joint
安全直接通信
secure direct commurication
宝来直接接口
Burroughs direct interface
BDI
不等厚焊接接头
Welded joint with different thickness
插入式接管角接接头
Angle welded joint with inserted take over
超低光功率接收机
extra low optical power receiver
初级速率接口
practicalprimary rate interface
presentation softwareprimary rate interface