Pali mitundu itatu ya kusindikiza kwapamwamba kwambiri kwa flange: kusindikiza pamwamba pa ndege, koyenera kupanikizika kochepa, nthawi zosakhala za poizoni; Malo osindikizira a concave ndi a convex, oyenera kupanikizika pang'ono; Tenon groove kusindikiza pamwamba, yoyenera kuyaka, kuphulika, poizoni m ...
Werengani zambiri