Ngā momo matau kerēne

He mea nui te matau kerēne i roto i ngā mīhini hiki, e whakarōpūtia ana i runga i ngā rauemi i whakamahia, te tukanga hanga, te kaupapa, me ētahi atu mea e pā ana.

He rerekē pea ngā āhua, ngā tukanga whakaputa, ngā tikanga whakahaere, me ētahi atu āhuatanga o ngā momo matau kerēni. Ka taea e ngā momo matau kerēni te whakatutuki i ngā hiahia whakamahinga rerekē, ngā kawenga kua whakatauria, te rahi me ngā whakaritenga kāwai.

Matau kotahi, matau takirua hoki

E ai ki te ingoa, ko te rerekētanga matua i waenga i ēnei momo e rua ko te maha o ngā matau. Mēnā kāore te kawenga hiki e neke ake i te 75 tāne, he pai te whakamahi i te matau kotahi, he māmā noa iho, he ngāwari hoki te whakamahi. Mēnā neke atu i te 75 tāne te kawenga hiki, he pai te whakamahi i ngā matau takirua, he nui ake te kaha ki te kawe kawenga.

Ngā matau hanga me ngā matau hanawiti

Ko te rerekētanga nui i waenga i ngā matau hanga me ngā matau hanawiti kei roto i te tikanga hanga. He mea hanga te matau hanga ki te maitai kotahi kounga teitei, he iti-waro, ā, i muri i te whakamatao puhoi, ka taea e te matau te ātete pai ki te ahotea (mai i te 16Mn ki te 36MnSi). He uaua ake te tikanga hanga o te matau hanawiti i tērā o te matau hanga, he mea hanga ki ētahi pereti maitai kua herea ngātahi, he nui ake te ātete ki te ahotea me te mahi haumaru. Ahakoa kua pakaru ētahi wāhanga o te matau, ka taea tonu te mahi. Ka taea e ngā kaiwhakamahi te whiriwhiri i tētahi, i tētahi takirua rānei o ngā matau hanawiti hei whakamahi i runga i ō rātou hiahia.