Imiterere yimiterere ihindagurika

· Kugabanya umutungo wubutaka bwubutaka: Umwanya ni munini, kandi intera ya metero 10 ~ 60m irashobora gushyirwaho.

· Ongera ikoreshwa ryumwanya: uburebure burashobora gutegurwa, kandi uburebure bushobora gushirwa kuri 2.5 ~ 16m.

· Kugabanya umubare wibyuma: Binyuze mugukoresha imiterere ya kabili, ikiguzi cyibisanzwe gishobora kuzigama neza na 10 ~ 15%

· Kuzigama ibiciro byubwubatsi: Kugabanya umubare wibishingwe byikirundo nibiranga kunyerera kumiterere ya kabili birashobora kugabanya ibiciro byubwubatsi nigihe cyigihe 10-20%.

Ibihe byose bitabujijwe: Kunesha kuzamuka no kumanuka kumisozi no kongera amashanyarazi hafi 10%.

Gusaba:

Ubutaka bubi nk'urumuri rwo kuroba, urumuri rw'ubuhinzi, ubutayu, ibyatsi, aho imodoka zihagarara, uruganda rutunganya imyanda hamwe n'ubutaka butembera nk'ubutaka butumburutse.