Gwiritsani ntchito: Mzerewu umagwiritsidwa ntchito popanga chingwe cha SZ chopotoka cha fiber optic, chomwe chimatha kupanga chingwe cha SZ chopotoka cha fiber optic ndi kunja kwa chubu cha fiber mkati mwa Φ1.5~Φ3.0mm.
Kuthamanga kwakukulu: Kuthamanga kwakukulu, kupanga kwakukulu.
Cluster chubu yaying'ono tension unwinding: yoyenera kupanga yaying'ono chingwe.