B-yowoneka bwino ya V Amapangidwa ndi chitsulo chapamwamba kwambiri ndipo amagwiritsidwa ntchito kwambiri mu migodi, simenti, ndi mafakitale ena olemera. Bracked Bracked adapangidwa kuti apirire katundu wolemera ndipo ali ndi mkwiyo wabwino kwambiri.
Werengani zambiriConsertor Bend Pulley ndi gawo lofunikira la dongosolo lomwe limathandizira kusintha lamba wonyamula. Nthawi zambiri imayikidwa kumapeto kwa wotulutsayo kuti abwezeretse lamba kupita ku puller. Bend Pulley nthawi zambiri imakhala yaying'ono kwambiri kuposa pulley yoyendetsa ndipo ili ndi zokutira ka......
Werengani zambiri