Cov txheej txheem:

Plaub cov pejxeem concentration yog dab tsi?
Plaub cov pejxeem concentration yog dab tsi?

Video: Plaub cov pejxeem concentration yog dab tsi?

Video: Plaub cov pejxeem concentration yog dab tsi?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Kaum ib hlis
Anonim

East Asia, South Asia, Europe thiab Eastern North America muaj cov plaub loj concentrations ntawm pej xeem . Yog peb saib ze ntawm cov no plaub thaj chaw ntawm concentrations , peb tuaj yeem txheeb xyuas "pawg" ntawm ntom pej xeem.

Xav txog qhov no, peb pawg neeg tseem ceeb yog dab tsi?

Daim duab 1.23 Peb pawg tib neeg tseem ceeb ntawm lub ntiaj teb yog sab hnub tuaj Asia, sab hnub tuaj Asia, thiab Teb chaws Europe . Feem ntau ntawm cov cheeb tsam no uas muaj neeg coob coob yog nyob rau hauv hom C huab cua.

Kuj Paub, cov pejxeem nyob qhov twg? Feem ntau ntawm lub ntiaj teb no pej xeem yog concentrated hauv Suav teb, Is Nrias teb, thiab cov teb chaws nyob ib puag ncig. Tebchaws Meskas zoo ib yam li daim ntawv qhia ntiaj teb nyob rau hauv uas hais txog ib nrab ntawm lub tebchaws pej xeem nyob hauv thaj chaw daj thiab ib nrab nyob hauv thaj chaw dub.

Tsis tas li ntawd, plaub cheeb tsam uas muaj neeg coob tshaj plaws yog dab tsi?

Ob feem peb ntawm cov neeg nyob hauv lub ntiaj teb no yog pawg nyob rau hauv plaub cheeb tsam -East Asia, South Asia, Southeast Asia, thiab Europe.

Dab tsi yog tsib cov pejxeem concentration?

Cov ntsiab lus hauv cov teeb no (5)

  • East Asia. Tuam Tshoj, Nyiv, Kaus Lim Qab Teb - 1/4 ntawm Cov Neeg Ntiaj Teb.
  • South Asia. Is Nrias teb, Pakistan, Sri Lanka, Bangladesh - 1/5 ntawm lub ntiaj teb pop.
  • Teb chaws Europe. Western, Eastern, Thiab Russia - 1/8 ntawm lub ntiaj teb pop hauv 4 lub teb chaws.
  • South East Asia. (series ntawm Islands bet.
  • Eastern North America.

Pom zoo: