Kune akati wandei tembiricha kuyerwa nzvimbo mu chubhu yevira

Iyo tembiricha yekuyera nzvimbo yehuni yehuni inoiswa zvinoenderana nenzvimbo yekushisa inoshandiswa. Kazhinji, imwe tembiricha yekuyera nzvimbo iri pazasi 300mm, matatu ekuyera tembiricha mapoinzi ndeye tembiricha zone 300mm-700mm, uye tembiricha iri pamusoro pe700mm inotarwa zvichienderana nehukuru chaihwo.