1. Kuwona kwa gawo la mtanda ndi njira yodziwika bwino, yabwino komanso yothandiza kwambiri.Zomwe zimatchedwa njira yowonera gawo la mtanda, ili mu riveting point motsatira gawo la ndege ya meridian, kupukuta ndi kupukuta, kuyang'anitsitsa, kuyeza ndi kusanthula mawonekedwe a gawo lake.
2. Njira yoyesera yolunjika ndiyo njira yodalirika kwambiri yofufuzira ubwino wa riveting, koma ntchitoyo ndi yovuta.
Nthawi yotumiza: Jan-14-2021