Spiral welded pombi friction adhesion theory ikozvino yave kugamuchirwa zvakafara, mune static friction, iyo chaiyo yekuonana nzvimbo inoenderana nemutoro. Uye kana kutsvedza kunotsvedza, isu tinofanirwa kufunga nezve kuvepo kwesimba rekugera, saka, kuwedzera spiral simbi chaiyo yekubata nzvimbo inobuda kubva kune yakajairika ...
Verenga zvimwe