HangangaPūtaiao

Wiri Oro. tono Practical. Pānga i runga i te tangata

Noho i roto i te ao o ngaru rerekē, tetahi mana'o tonu te pānga o te reo. wiri Sound - e kore te mea tika te āhuatanga tahi ia nga wahi katoa, engari ano hoki i te puna o te pai, engari ano hoki i te taputapu mōhiohio kaha. Mahi i te momo o ngā mahi, e taea ki te whakatupato e pā ana ki te ati, i pai ai, hei te tikanga o te kōrero te reo, ko te. E oaoa ki te whakarongo ki nga manu waiata, waiata ngohengohe, tomo ki te whakahaere ki ētahi atu iwi matou.

He nui e kore anake hoki te tangata, engari ano hoki mo te kararehe e whakamahi tangi ki te ora wiri Sound.

Na roto i tona āhua, te oro, ko te ngaru rapa aunoa, e e taea ki te tohaina i roto i totoka, te wai, hau i roto i. meinga puna Sound wiri Sound wiri (oscillations pūkaha), i te mea maha kanohi kitea. Na roto i te reo kia ngā matatiki tino tahuti te faaohiparaa i wiri ia te rua (te wiri wiri ranei) ki te auautanga o kotahi 16-20000. wiri tangi kia meinga tinana totoka (string kirinuku), haurehu waihā (rangi jet), wai (ngaru te moana).

I roto i te āhuatanga tangi ki te wehewehe e rua tawhā: te reo - wiri auau tangi; rōrahi - he kaha tīwera poipoi pāorooro. whakaaro te kōwae o te rōrahi te ki kia 1 a Pere (i huaina ai i muri i tetahi o te ihi o te waea - Aleksandra Grehema Bell). Tata kore te kotahi a Pere whakamahia, ko reira atu watea ki te whakamahi i waeoro, rite ki te kotahi-tekau o Pere. I roto i te tikanga ki te whai i te whakaaro mārama o te taha o te rōrahi ki te kia tangohia ki pūkete e te 10 DB - muhumuhu reira; 20-30 DB hāngai ki te haruru mua i roto i te piha ora; 50 DB - ko te rōrahi karanga toharite tenei; he mana haruru i roto i 80 DB pūkaha taraka he rere; whaiaroaro mamae paepae i roto i te tangata puta i 130 DB; Ka taea e 180 DB arahi ki whaturama o te torino.

Whakaaro nga ngaru tangi o iarere rerekē, ngā he ngaru nui-auau te waiata o manu, ki te tangi iti ngā te haruru o te pūkaha taraka. Ki te whānuitanga katoa o ngā āhuatanga me ngā āhuatanga e rerekē ngaru o te natura rerekē, whānui e nga ngaru oro whakamahia i roto i ngā mara. āhuatanga inu i te kaha whakamahia tangi i roto i te tūhura o te moana hohonu. te tavevo katoa mohiotia, mo te tauira, kei te whakamahia hei whakatau tawhiti i roto i te pāoroorotanga. He tauira te patu kia whakahuatia pekapeka pāorooro tūturu.

He momo motuhake o ultrasound wiri oro ko te tikanga tino whai hua i roto i te ringa o rata me ētahi atu kairangahau. Enei wiri he ngaru ki iarere o 20 000 Hz. he maha o ngā āhuatanga ahurei tenei aratau oscillation kua. E haere ana i te wai, i te ultrasound ko tona koropupu (cavitation) ki te takanga o te hama wai. Mā te huānga ultrasound taea wete i te mata o te whakarewa kuru te totoka. Ultrasound taea Mixing o fluids i he tairewa i raro i ngā āhuatanga noa, mo te tauira, rare ki te turanga hinu. Ultrasound taea te saponification o ngako. takoto i teie parau tumu i te mihini pūrere horoi. Āhuatanga o te ultrasound ki te whakaputa i pānga kuru i whakamahia i roto i te rino whakapiringa ultrasonic.

huaina te ahua motuhake o wiri ki runga ki te 16 Hz te infrasound. Kei te mohiotia te reira e taea te wiri o tenei auau hei pānga mamae i runga i te tinana tangata. I iarere o 4-8 Hz ongo'i te wiri o whekau, te auau i te 12 Hz pāngia e te seasickness.

pea te puna machinery infrasound ki papa nui, nga wiri aunoa i hanga o auau iti (take pūkaha) ranei wai me hau rere ki ngā āhuatanga ririhau (hydrodynamic take aerodynamic ranei).

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