Zvicherwa zvakaita semendi, lime, jecha madota, alunite kazhinji ane hunhu hwekuomarara uye hwakaoma.Kana vharuvhu inotenderera ichishandiswa kutakura marudzi ese ezvicherwa, inoisa kumberi kwepamusoro zvinodiwa zvesimba remidziyo yemagetsi uye kuramba kupfeka.Mumakore makumi maviri adarika, takazvipira kutsvagurudzo yezvipfeko zvinodzivirira kupfeka uye zvisimbiso zvinopfeka, takamisa nzvimbo yemukati yekuyedza yemidziyo, uye takaita tsvakiridzo yakawanda uye bvunzo, senge kupfeka kuramba bvunzo. zvezvinhu zvakasiyana-siyana zvinoenderana nemaminerari akasiyana, alloy material bvunzo, kupfeka-resistant coating test pamadziro emukati emidziyo, nezvimwe. .
Nguva yekutumira: Jul-13-2021