Qhov teeb meem ntawm luam taub hau tsis tawg tsuag yog vim yog qhov teeb meem ntawm cov khoom siv fiber ntau hauv fiber ntau. Raws li peb txhua tus paub, qhov muag fibre yooj yim heev yuav ua kom puas, nws yog yooj yim tawg, tsis tau bent. Yog li, thaum peb yuav tsum siv, hloov thiab ntsaws kom zoo heev. Yog tias lub tshuab luam ntawv lub tshuab luam ntawv tsis txau rau hauv lub taub hau, peb yuav tsum tau xub ua ntej los txuas cov roj, xyuas seb lub teeb liab zoo li cas, tuaj yeem tawg tsuag los tsis tau? Yog tias nws zoo, siv txuas ntxiv mus; yog tias tsis yog, koj tuaj yeem hloov qhov tshiab fiber optic kis kab. Raws li ib txwm muaj tshwm sim, tom qab hloov cov tshuaj tsuag yuav hloov, yog tias tseem tsis tau, ces koj yuav tsum tau hu cov kws kho mob kom nrhiav kev pab.
