Dab tsi yog Sab Nraud Direct Buried Optical Fiber Cable Txhais Direct faus optical fiber cable yog kev sib txuas lus kho qhov muag cable tso txoj kev. Qhov no hom ntawm optical cable muaj steel daim kab xev los yog steel hlau armor nyob rau sab nraum, thiab yog ncaj qha faus rau hauv av. Nws yuav tsum muaj kev ua tau zoo ntawm kev tiv thaiv kev puas tsuaj sab nraud thiab kev ua haujlwm ntawm kev tiv thaiv av corrosion. Direct faus optical fiber cable GYTA53 Structure Nquag muaj ob lossis ntau txheej txheej ntawm lub tsho qauv los tiv thaiv cov tub ntxhais cable. Lub chaw siv cov hlau los yog cov hlau tsis yog hlau ntxiv, ntawm cov uas tsis yog-metallic reinforcement cov tswv cuab yog haum rau hnyav mine cheeb tsam ....