短語詞組短語buried d cable 地下電纜buried coaxial cable telecommunication 地下同軸電纜電信buried optical cable 埋式光纜straight buried optical cable 直埋光纜buried submarine cable 埋式海底光纜straight buried optical cable circuit 直埋光纜線路buried lead covered cable 地下鉛包纜線direct buried cable 直埋電纜rural buried cable 農(nóng)用直埋電纜 返回 buried cable