Ko ngā āhuatanga o te tokotoko muka karāhe: he māmā, he kaha teitei, he ātete pai ki te waikura, he hiko pai, he wera pai, he hoahoa pai, he mahi toi tino pai, me ētahi atu, penei:
1, he mama, he kaha teitei.
Ko te mātotoru whanaunga i waenga i te 1.5 ~ 2.0, ko te hauwhā ki te haurima noa iho o te maitai waro, engari ko te kaha kume he tata, he nui ake rānei i te maitai waro, ka taea te whakarite i te kaha ki te maitai koranu kounga teitei.
2, he ātete pai ki te waikura.
He pai te ātete o te rakau muka karāhe ki te waikura, he pai te ātete ki te hau, te wai me te nuinga o ngā waikawa, te kawakore, te tote me te maha o ngā hinu me ngā whakarewa.
3, he pai ngā āhuatanga hiko.
He āhuatanga ārai te muka karāhe, he rauemi ārai pai hoki te rakau muka karāhe i hangaia ai, e whakamahia ana hei hanga ārai, ka taea tonu e te auau teitei te tiaki i ngā āhuatanga dielectric pai, ā, he pai te uruhanga o te ngaruiti.
4, he pai te mahi wera.
He iti te kawe wera o te muka karāhe, 1.25 ~ 1.67kJ / (mhK) i te pāmahana rūma, 1/100 ~ 1/1000 noa iho o te konganuku, he rauemi adiabatic pai rawa atu. Mō ngā pāmahana tino teitei, he rauemi tino pai mō te tiaki wera me te ātete ki te mimiti.
5. He pai te hoahoa.
E ai ki ngā hiahia o te hoahoa ngāwari o ngā momo hua hanganga, ka taea te whiriwhiri i te rauemi kia tutuki ai te mahi a te hua.
6, he mahi tino pai.
E ai ki te āhua o te hua, ngā whakaritenga hangarau, te whakamahinga me te maha o ngā tukanga hangahanga ngāwari, he māmā te tukanga whānui, ka taea te hanga i te wā kotahi, he tino pai te pānga ōhanga, inā koa te āhua uaua, ehara i te mea ngāwari ki te hanga i te maha o ngā hua, engari he tino pai ake te tukanga.