Nws muaj cov khoom siv zoo thiab cov yam ntxwv kub
Cov khoom siv lub raj xoob nws tus kheej muaj qhov zoo hydrolysis tsis kam thiab siab zog
Lub raj ntim nrog cov roj tshwj xeeb muab tshuaj txhuam los muab kev tiv thaiv tseem ceeb rau cov khoom siv kho qhov muag
Tshwj xeeb tsim nruj fiber optic cable qauv, zoo tiv thaiv lub tes tsho retraction
Zoo compression kuj thiab yooj
Khoom siv:
Ntev -kev sib txuas lus nyob deb, inter-kev sib txuas lus hauv chaw ua haujlwm
