Kusankha woyenera limodzi girder mlatho Kireni ndi chokweza magetsi, muyenera kuganizira zinthu zotsatirazi: kukweza mphamvu, malo ogwira ntchito, zofunika chitetezo, njira kulamulira ndi mtengo, etc. Kukweza mphamvu: Kukweza mphamvu ndi chizindikiro chachikulu cha single girder eot crane. ,ndipo ndi...
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