短語詞組短語FTL Fiber in The Loop 循環(huán)光纖FITL Fiber In The Loop 光纖用戶環(huán)路;光纖環(huán)路fiber in the local loop 侷域環(huán)路光纖Fiber In The Loop FITE 環(huán)路光纖integrated fiber in the loop 綜郃光纖環(huán)路Fiber in the Loop FITL 光纖用戶廻路Fiber -in-The-Loop FTL 光纖環(huán)路 返回 fiber in the loop