E whā ngā āhuatanga o te mahi poka

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E whā ngā āhuatanga o te mahi poka

1. Te mātotoru o te poka

Ko te maha o ngā poka i ia mita o te roa. I raro i ngā āhuatanga noa, kia whiwhi ai i te kaha whakaputa nui rawa atu me nui ake te kiato poka, engari i te wā e whiriwhiri ana i te kiato poka, kāore e taea te mutunga kore hei whakanui ake i te kiato, me whai whakaaro ki ngā āhuatanga e whai ake nei:

Ka ngāwari te pakaru o te anga ina nui rawa te kōhao.

He nui rawa te mātotoru o te kōhao, he nui te utu;

Ka uaua ake ngā mahi a muri ake nei mēnā ka nui rawa te kōhao.

Ina iti rawa te mātotoru o ngā pūwero, ka kitea te pikinga o te hua ina whakanuia te mātotoru o ngā pūwero. Engari ina piki te mātotoru o ngā pūwero ki tētahi uara, kāore e kitea te pānga o te mātotoru o ngā pūwero ki te ōwehenga hua. E whakaatu ana ngā wheako ina 26~39 ngā pūwero/m te mātotoru o ngā pūwero, ka tino whakanuia te kaha whakaputa i te utu iti rawa.

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2. Te whānui o te kōhao

He tawhā nui tēnei e whakaatu ana i te rahi o te pū. Ko te rahi o te pū kei roto i te awhe 5 ki te 31mm (0.2 ki te 1.23inihi), i runga i te momo pū me te nui o te utu. Mēnā he rite te nui o ngā matā, he iti ake te pū o te pū hohonu, ā, he nui ake te pū o te pū nui. Ko te nui o te matā, ko te nui ake o te pū.

Ko tētahi atu mea e pā ana ki te pūwaha ko te āputa i waenganui i te pū poka me te anga. He pai te pānga poka ina kei waenganui o te poka te pū poka. I roto i te mahi poka, me mahi ngā mahi tika kia noho tonu te pū poka ki waenganui o te poka.

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3. Wāhanga

Ko te koki i waenganui i ngā kōhao e rua e tata ana ka kiia ko te koki ā-wāhanga. He nui hoki te pānga o te ā-wāhanga ki te hua. I tēnei wā, e ono ngā ā-wāhanga kōhao e whakamahia whānuitia ana, arā, 0°, 45°, 60°, 90°, 120° me te 180°. I roto i te hanganga anisotropic, ka tino piki ake te hua ina huri te koki ā-wāhanga mai i te 180° ki te 0°, 90° rānei, engari kāore te hua e tino rerekē ina huri te koki ā-wāhanga i waenga i te 0° me te 90°.

He maha ngā whakamātautau me ngā tono mara e whakaatu ana ko te puna hinu te mea iti rawa te hua ina ko te wāhanga poka he 0°. Ina ko te wāhanga he 120° me te 180°, kei waenganui te kaha whakaputa; He paku teitei ake i te wāhanga 45°; Ina ko te wāhanga he 60° me te 90°, ko te kaha whakaputa te mea teitei rawa.

4. Te hohonu o te werohanga o te poka

E pā ana ki te roa o te awaawa poka. Ko te hohonutanga o te poka ka whakatauhia e te momo hanganga utu poka me te nui o ngā matā. Ko te momo uru hohonu he utu utu nui, he roa te hohonutanga o te poka, ko te hohonutanga o te poka kei roto i te awhe o te 146~813mm, ā, ka piki ake te hohonutanga o te poka me te pikinga o ngā matā. Ka piki ake te ōwehenga hua o ngā Puna hinu me te pikinga o te hohonutanga o te poka, engari ka piki haere te ia o te ōwehenga hua, arā, ina piki te hohonutanga o te poka ki tētahi uara, kāore te ōwehenga hua e tino piki ake.

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Wā tuku: Hepetema-12-2023