A.1 B.1.2 C.1.4 D.1.6
A.400-500 B.400-600 C.500-600 D.600-700
A.制備端面-熔接光纖-盤纖-確保光纜接續(xù)質(zhì)量 B.制備端備-盤纖-熔接光纖-確保光纜接續(xù)質(zhì)量 C.確保光纜接續(xù)質(zhì)量-制備端面-熔接光纖-盤纖 D.確保光纜接續(xù)質(zhì)量-熔接光纖-制備端面-盤纖