Sisitemu yo kuhira hagati:izwi kandi nka imashini yo kuhira izunguruka, imashini yo kuhira ikoresheje icyerekezo cy'isaha, imashini yo kuhira ikoresha icyuma gipinduka hagati, uruziga rwo kuhira, n'ibindi.
Ni icyuma kinini gitera umuyoboro gifite umutwe wa mashini yo gutera amazi ku gitereko gishobora kugenda mu buryo bwikora kandi kikazenguruka hagati hamwe n’amazi mu gihe cyo gutera amazi.