2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Nws tau yog cov hlau hlau tseem ceeb hauv tebchaws Australia txij thaum xyoo 1960s thiab kwv yees li 96% ntawm Australia cov hlau xa tawm yog qib siab hematite, feem ntau tau mined los ntawm deposits nyob rau hauv the Hamersley xeev hauv Western Australia.
Haematite nyob qhov twg?
Grey hematite feem ntau pom nyob rau hauv cov chaw uas tseem muaj dej, sawv ntsug lossis cov dej ntxhia dej kub, xws li cov hauv Yellowstone National Park hauv North America. Cov pob zeb hauv av tuaj yeem los nag hauv dej thiab sib sau ua ke hauv qab ntawm lub pas dej, lub caij nplooj ntoo hlav, lossis lwm yam dej sawv.
Cov khoom siv mined nyob rau hauv Australia nyob qhov twg?
Ntxiv rau, Australia tsim cov thee dub ntau, manganese, antimony, npib tsib xee, nyiaj, cob alt, tooj liab thiab tin. Mining tshwm sim hauv tag nrho cov xeev ntawm Australia, Northern Territory thiab Christmas Island.
Lub teb chaws twg yuav hematite Australia?
Tuam Tshoj suav txog 82 feem pua ntawm Western Australia cov hlau xa tawm xyoo 2016-17, tom qab ntawd Nyiv (9 feem pua), Kaus Lim Kauslim (6 feem pua) thiab Taiwan (2 feem pua).
cov mines hlau nyob hauv Australia nyob qhov twg?
Kwv yees li ntawm 96% ntawm Australia cov hlau xa tawm yog qib siab hematite, feem ntau ntawm cov uas tau raug mined los ntawm deposits nyob rau hauv lub Hamersley xeev ntawm Western Australia. Brockman Iron Formation nyob rau hauv lub xeev no yog tus tswv tsev tseem ceeb tshaj plaws rau qib siabHematite hlau ore deposits.
Pom zoo:
Qhov khoom nyob rau pem hauv ntej ntawm lub lens diverging nyob qhov twg?
Teb: Dav hlau daim iav Dav Hlau Daim iav Rau lub teeb rays tawm lub dav hlau daim iav, lub lub kaum sab xis ntawm kev xav sib npaug ntawm lub kaum sab xis ntawm qhov xwm txheej. … Daim duab tsim los ntawm daim iav dav hlau yog ib txwm virtual (lub ntsiab lus tias lub teeb rays tsis yog los ntawm daim duab), upright, thiab ntawm tib lub duab thiab loj npaum li cov khoom nws yog reflecting.
Qhov chaw ncig tebchaws nyob hauv bhagalpur nyob qhov twg?
Bhagalpur faib lub zos yog ib pawg tswj hwm thaj chaw ntawm Bihar xeev ntawm Is Nrias teb, nrog Bhagalpur ua thawj coj hauv paus chaw haujlwm. Raws li xyoo 2005, qhov kev faib muaj xws li Bhagalpur koog tsev kawm ntawv, thiab Banka koog tsev kawm ntawv thiab nyob rau ntawm ntug dej ntawm Ganga River.
Ntawm qhov capillaries pom nyob rau hauv lub cev nyob qhov twg?
Nruam: Cov capillaries no tsis muaj perforations thiab cia tsuas yog me me molecules dhau mus. Lawv tam sim no hauv nqaij, tawv nqaij, rog, thiab paj hlwb. Fenestrated: Cov capillaries no muaj cov pores me me uas tso cai rau cov molecules me los ntawm thiab nyob hauv cov hnyuv, ob lub raum, thiab cov qog endocrine.
Solariums raug cai nyob rau hauv Australia nyob qhov twg?
Kev lag luam solariums raug txwv hauv txhua lub xeev Australian thiab thaj chaw tshwj tsis yog Northern Territory, uas tsis muaj kev lag luam tanning. Kev ua tswv cuab ntiag tug thiab kev siv tus kheej ntawm solariums tseem raug cai (thiab tsis muaj kev tswj hwm) hauv txhua lub xeev thiab thaj chaw.
Leej twg detering nyob rau hauv tag nrho cov nyob ntsiag to nyob rau sab hnub poob pem hauv ntej?
Detering yog tus neeg ua liaj ua teb los ntawm Txhua Tus Neeg Tsis Txaus Siabntawm Sab Hnub Poob los ntawm Erich Maria Remarque. Nws muaj siab mos siab muag, tshwj xeeb tshaj yog thaum nws los txog rau nees. Nws muaj kev kub ntxhov loj heev thaum nws hnov cov nees quaj thiab txawm sim tua lawv kom kawg lawv txoj kev txom nyem.
