Zinthu zopangidwa ndi tayi zimagwiritsidwa ntchito polumikiza mapaipi okhala ndi mipata, makamaka kumapeto kwa chitoliro chokhala ndi mipata pomwe chitoliro chachikulu chimafuna chitoliro cha nthambi, pomwe mapaipi akuluakulu ndi nthambi ali ndi mulifupi wofanana.













