Kaisa thamchi buphangni truss ni lekhamung
Khapang srangwi milimeter bai phunukdi
X - Truss ni kotorma
Y - Truss ni kotorma
Z - Beam ni kwrakma
W - Beam ni kotorma
S - chuknohani postrokni mung
P - Strus
N - Bagwi number phunukdi
Buphangni nokni sakao tongnai manwirok tongo abo kwrak triangle swnamnai.
Buphangni truss ni 20% ni sai kwbang wngna nangnai.
Program ni bisingtwi nangmani manwirokni rang swngjaknai, truss ni drawing phunukjaknai tei nangmani manwirokni rangchak phunukjaknai.