Tshwj xeeb xav tau mesh qee zaum yuav xav tau hauv daim ntawv thov kev txhawb nqa hauv av, xws li cov duab sib txawv lossis khoov welded hlau mesh, lossis ntau hom fabricated mesh xws li Chainlink Mesh, Expanded Hlau Mesh, Gabion Mesh thiab lwm yam.