Qhov no yog tsis siv neeg C / Z purlin yob txoj kev tshuab.
Nws tuaj yeem tsim:
C Purlin:
A: 80-300mmb: 35-80mm c: 10-25mm T: max 3mm
Z Purlin:
A: 120-300mm b: 35-80mm c: 10-25mm T: max 3mm
Txhua qhov ntau thiab tsawg tuaj yeem kho tau, C / Z kho los ntawm phau ntawv.
Post lub sij hawm: May-08-2021