Ngā Pūrongo Ahumahi
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Me pēhea te whakawhanake i te keri kounga teitei i te wā whai muri i te mate urutā
Nā te pānga o te mate urutā hou o te niumōnia karauna, kua pōhēhē te whanaketanga o te keri maina o te ao. Ka aro nui te umanga ki te ia o te ōhanga o te ao, ngā huringa o ngā kaupapa here e pā ana ki te keri maina o te ao me ngā ia o te mākete hua kohuke. Ko te tātari, te whakautu ka taea te whakatau...Pānuihia atu -
He tirohanga whānui mō ngā taputapu keri puna wai
I te rautau 2 BC, kua whakamahia e Haina te kaha tangata, ā, kua whakamahia te kaha pīwariwari o te kopere bamboo hei patu i te mata keri kōne ki te whenua hei keri. Nō muri mai, ka whakamahia i ngā taiwhenua o Haina mō te wā roa. Tae noa ki te tekau tau atu i 1950 ka whakaurua mai ngā taputapu keri taura waea mai i tāwāhi. I te tīmatanga o te 1...Pānuihia atu -
Te whakaurunga o te wiri toka waewae-hau
Ka whakawhirinaki te wiri toka waewae-hau ki te hau kōpeke hei akiaki i te piston kia hoki whakamuri. I te wā e whiua ana, ka pā te piston ki te hiku o te kakau, ā, i te wā e whiua ana, ka hurihia te taputapu wiri e te piston kia tutuki ai te kuru me te keri kohatu. Ko te whakamahinga o ngā taputapu keri waipēhi katoa hei whakakapi...Pānuihia atu -
Te whakaurunga o te wiri toka ringaringa
I whakaurua mai te wiri toka ringaringa e Ingersoll-RandCo. i te tau 1912. E ai ki te āhua o te mana, ka wehea kia whā ngā wāhanga: te hauhautanga, te waipēhi, te hiko me te puku mura o roto. Ko te hauhautanga te mea e whakamahia whānuitia ana. He pai ngā wiri toka ringaringa mō te keri ki raro, ki roto rānei...Pānuihia atu -
Kei te hanga hou te umanga mīhini keri o te ao i tētahi tauira hou
Hei ahumahi taumaha me te nui o te whakapaipai me te hangarau, ka whakaratohia e ngā mīhini keri ngā taputapu hangarau matatau me te whai hua mō te keri, te tukatuka hohonu o ngā rauemi mata me te hanga hangarau nui. I tētahi tikanga, he tohu nui tēnei mō te kaha ahumahi o tētahi whenua...Pānuihia atu -
Ko te kaupapa mahi o te keri kohatu
Ka mahi te wiri toka i runga i te kaupapa o te kuru pānga. I te wā e mahi ana, ka mahi te piston i te nekehanga tauutuutu teitei, ka pā tonu ki te kakau. I raro i te mahi a te kaha pānga, ka kuru te wiri koi-āhua-poro i te toka ka whao ki tētahi hohonutanga, ka hanga...Pānuihia atu -
Te hiranga o te mata o te paipa keri mō te keri toka
He mīhini tino nui te paipa keri mō ngā taputapu mīhini keri. Ko ngā paipa keri me te mata keri he taputapu mahi mō te keri toka, he nui te awe ki te whai huatanga o te keri toka. Ko te paipa keri, e mōhiotia ana ko te maitai, he mea hanga i te maitai waro, ko te wāhanga he tuwhera hexagonal, he p rānei...Pānuihia atu -
He aha ngā mahi tika mō te whakamahi i te wiri?
1. Mō te keri toka hou kua hokona, nā runga i ngā tikanga tiaki o te takai, ka whai hinu ārai-waikura kei roto. Kia tino wetewetehia, kia tangohia atu hoki i mua i te whakamahinga, ā, pania ki te hinu whakahinuhinu ngā wāhanga neke katoa ina utaina anō. I mua i te tahuritanga o te mahi, me whakamātautau hau iti, mēnā...Pānuihia atu -
Te mōhiotanga tono o te piki hau
He momo mīhini pupuri-ā-ringa te kōwhiri hau, ko te kōwhiri hau he mea tito mai i te pūnaha tohatoha, te pūnaha pānga me te tokotoko kōwhiri. Nō reira, he hanganga kiato, he kawe hoki ngā whakaritenga. He momo taputapu hau te kōwhiri e whakamahia whānuitia ana i roto i te umanga keri me te...Pānuihia atu
