Homeliness, Utauta me ngā taputapu
Hauhauhā - Ko te āhuatanga motuhake o te pūnaha wā
E matau ana tatou katoa e te whakamahia hauhauhā mō te kakano ia konganuku Nä, engari whakaaro e kore katoa, i ko te huānga matū. Otiia he taonga i roto i ngā kaupapa i tona hītori. Tellingly, hauhauā - ko te tauira tino o te taka pūmotu, e kua kahore analogues. Ko te pūtaiao ia miharo i te wa pehea ake i taea te tiki ia i konei.
Kei roto i te huru e pā ana ki 0.9% o tenei hau. Ka rite ki te hauota, he reira kūpapa me te koreami. Hei paturu te ora, e kore ia e pai, engari ko te reira koha noa i roto i te tahi mau wāhanga o mahi a te tangata.
He hītori iti
I kitea tuatahi te reira i te Ingarihi me te ahupūngao mā te whakangungu G. Cavendish, e tuhia te aroaro i roto i te rangi o te te tahi mea hou, i te mea ātete ki te whakaeke matū. Kia aroha mai, kihai i Cavendish kitea i roto i te āhua o te hau hou. He iti ake atu i te kotahi rau tau i muri mai, kua kite te reira me tetahi atu kaipūtaiao - John William Strutt. haere mai ia ki te mutunga e hauota i te rangi i reira ko etahi hawhekaihe o te hau o te take unknown, engari ko reira hauhauhā ranei te tahi mea atu, e kore i taea e ia ano matau.
A, no te kore e tauhohe te hau ki ngā konganuku, māota, waikawa, kawakore. Ko, i te wāhi matū o tirohanga kawea te pūāhua e mangere. Otiia ko te kitea tetahi atu ohorere - i te rāpoi ngota hau hou ngā kotahi anake ngota. A, i taua wa, i mohiotia tonu he hanganga hau rite.
kua hua Communication ki te iwi whānui e pā ana ki te hau hou i roto i te ru ki maha aivanaa i huri noa i te ao, - rite i te reira taea ki te kaitirotiro i te hau hou i roto i te rangi mo te tokomaha rangahau me ngā?! Ko te kitea e kore e whakapono pūtaiao katoa, tae atu Mendeleev. E ai ki te papatipu ngota o te hau hou (39.9), kia ngā reira i waenganui i pāhare pāporo (39.1) me te konupūmā (40.1), engari i noho kē te tūranga.
Ka rite ki kua whakahuatia, hauhauā - he hau ki te tangata taonga, me te kōrero tekitiwhi. Kua hoki etahi wa kua wareware reira, engari mohio mana hau hou i muri i te kitea o te haumāmā. I whakaritea e te reira ki te unu i te kore tūranga motuhake hoki reira, kei roto i waenganui i te kōnakonako me konganuku alkali.
āhuatanga
I roto i te tahi atu hau e mangere e kua whakaratohia e te rōpū pakeke, whakaaro hauhauhā te te māmā. nui Ko tōna papatipu te taimaha o te rangi i roto i te 1.38 wa. Ko te puta hau wai i te pāmahana o -185,9 ° C, me i -189,4 ° C me te pēhanga noa whakapakeke.
O te haumāmā me haukura, hauhauā, āhuatanga i roto i taua he reira e taea ki te tareka i roto i te wai - i 20 nekehanga i roto i te nui o 3.3 ml ia kotahi rau karamu o te wai. Otiia i roto i te maha o rongoā waro memeha pai hau. Pānga o te nāianei hiko ai reira ki anaana, ka whānui kia whakamahia te reira i roto i te taputapu rama.
kitea koiora tetahi atu taonga whai hua, e kua hauhauhā. Tenei ahua o te taiao i reira whai oranga ai te tipu, kua nei kua whakamatauria e ngā. Na, i roto i te huru, whakatokia nga purapura o te raihi, te witi, kūkamo me te hoatu rai ratou tupu. I roto i te tahi atu taiao i reira 98% he hauhauhā me te 2% - mo te hāora, tupu pai taua hua huawhenua pērā i te kāreti, rētihi, me te riki.
He aha te mea tino huru o te ihirangi o tenei hau i roto i te kirinuku o te whenua, ko te nui nui atu i te tahi atu āhuatanga i roto i tona rōpū. Ko tōna ihirangi āwhiwhiwhi - 0.04 g ia tone. Ko tenei 14 wa te nui o haumāmā me 57 wā - haukura. Ki te whakaaro ki te ao huri noa ia tatou, te reira i reira noa ake, rawa i roto i nga whetu rerekē, me te Nebulae. E ai ki etahi whakatau tata, i roto i te wāhi hauhauhā kikorangi nui atu māota, ūkuikui, konupūmā me te pāhare pāporo, e te hunga tino i roto i te ao.
hau whiwhi
Ko te ipurau hauhauhā i roto i nei tatou te whakatau pinepine, ko te tumu pau ore. Ano, i roto i tetahi take hoki ia ki te huru e tika ana ki te meka e ka whakamahi i kore te huri i roto i te ngā tinana ranei matū. pea te okotahi take o te kohi o te moni iti o kanoirite hauhauhā i te hanga o kanoirite hou me ngā āhuatanga i roto i te akoranga o tauhohe karihi.
I roto i te ahumahi, te hau e hua e te wehenga ki te hāora, me te hauota he rangi. whanau te hau hua te rite te byproduct. Hoki tenei whakaaro taputapu ahumahi motuhake ki e rua tīwae rua whakatikatikaina pēhanga teitei, me te iti, me te takawaenga condenser-evaporator. I tua atu, e taea te whakamahi ururua haukini hanga ki te whakaputa i hauhauhā.
poi o tono
He maha ngā wāhanga Scope o hauhauhā:
- ahumahi kai;
- metallurgy;
- rangahau me ngā;
- fehokotaki'anga;
- hikohiko;
- te ahumahi automotive.
Ko te hau kūpapa roto te lapochek hiko e pōturi te whakaetonga o Tungsten pōkai roto tenei. No te mea o tenei taonga Kei te whānui whakamahia e hāngai ana i runga i tenei mīhini hau fehokotaki'anga. Hauhauhā āhei wāhanga pono hono o konumohe, me te duralumin.
Whānui riro hau ki te faatupu i te varua tiaki, me te e mangere. Ko reira te tikanga e tika ana mo te maimoatanga o konganuku, e he ngāwari raro ki te piti hāora wera. Ko te tioata tupu pai i roto i te huru hauhauhā ki te whiwhi i te huānga Semiconductor rauemi ultra-parakore ranei.
Huapai me ngā huakore o te tono o hauhauhā i roto i te fehokotaki'anga
No nia i te hauhauā kakano ia homai etahi painga. Tuatahi o te katoa, e kore nga wahi maitai i roto i fehokotaki'anga ko na wera. mawehe ana tēnei deformation. Hoki ētahi atu painga ngā:
- tiaki pono o te Weld;
- tere o te hauhauā fehokotaki'anga ko nui teitei;
- He ngāwari ki te whakahaere i te tukanga;
- Ka taea e fehokotaki'anga e mīhini ranei ului kakato ki aratau aunoa;
- taea ki te whakakotahi i ngā wāhanga o konganuku rerekē.
I te taua wa, hauhauā fehokotaki'anga me tā te maha o kino:
- puta fehokotaki'anga radiation hihi katinga;
- hoki tiketike tautauā pewa tika kounga o nāianei;
- mahi wero i roto i tuwhera te rangi tauira ranei.
Otiia, i te aroaro o painga kia maha he uaua ki te haafaufaa ore i te uara o te hauhauā fehokotaki'anga.
mehua whakatūpato
A, no te whakamahi i hauhauhā kia kia tūpato. He paitini Ahakoa hau, engari ka taea e meinga whakahēmanawatanga mā te whakakapi hāora ranei liquefying reira. Ko reira reira tino nui ki te whakahaere i te nui o e 2 i roto i te hau (i te iti rawa 19%) i te tikanga o ngā pūrere motuhake, ā-aunoa ranei.
Mahi ki te hau wai titau tūpato tino rite hauhauhā taea iti pāmahana meinga hukapuri nui o te kiri, me te kino ki te kanohi o te anga. He mea tika ki te whakamahi i mōwhiti me overalls. Me tangata e hiahia ana ki te kawe i roto i te mahi i raro i te huru hauhauhā, ki te kakahu kopare ētahi atu pūrere hāora te tuuraa i ranei.
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