Cov txheej txheem:
- Puas lawv tseem siv DDT hauv Mexico?
- Lub teb chaws twg tseem siv DDT Yuav siv DDT li cas?
- Mexico puas tso tshuaj tua kab?
- Puas yog DDT tam sim no siv nyob qhov twg?
Video: Mexico puas siv ddt?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Mexico tso cai siv DDT los tua yoov tshaj cum , uas nqa malaria. Chlordane Chlordane Nws muaj ib nrab ntawm lub neej ntawm 10 txog 20 xyoo. https://en.wikipedia.org › wiki › Chlordane
Chlordane - Wikipedia
tua kab thiab siv feem ntau hauv Mexico lub xeev yav qab teb. DDT tau raug txwv hauv Tebchaws Meskas xyoo 1973, thiab chlordane tsis muaj nyob rau hauv lub tebchaws no txij li xyoo 1987.
Puas lawv tseem siv DDT hauv Mexico?
Kev tsim khoom ntawm DDT hauv Mexico tau tso tseg xyoo 1997 thiab kev siv DDT tau nres hauv 2000, tshaj qhov pib lub hom phiaj hauv DDT NARAP ntawm 80 feem pua txo los ntawm 2002.
Lub teb chaws twg tseem siv DDT Yuav siv DDT li cas?
DDT tseem siv niaj hnub no hauv South America, Africa, thiab Asia rau lub hom phiaj no. Cov neeg ua liaj ua teb siv DDT rau ntau hom zaub mov hauv Tebchaws Meskas thiab thoob ntiaj teb. DDT kuj tau siv hauv tsev rau kev tswj kab tsuag.
Mexico puas tso tshuaj tua kab?
Mexico kuj tso cai rau kev lag luam ntawm Methyl Parathion, tshuaj tua kab txwv tsis pub nyob hauv Denmark thiab Peru thiab uas Rotterdam Convention cais ntawm "muaj tshuaj lom heev." Muaj 144 daim ntawv tso cai uas twb muaj lawm thiab 35 daim ntawv tso cai tso tseg rau nws siv hauv Mexico. … Txij xyoo 2007, kev siv tshuaj tua kab hauv Mexico tau nyob ruaj khov.
Puas yog DDT tam sim no siv nyob qhov twg?
Nws raug cai los tsim DDT hauv Asmeskas, txawm tias nws tsuas tuaj yeem xa tawm mus siv rau txawv teb chaws. DDT tsuas yog siv tau hauv Teb Chaws Asmeskas rau cov xwm txheej kev noj qab haus huv pej xeem, xws li tswj kab mob vector. Niaj hnub no, DDT yog tsim nyob rau hauv North Kauslim, Is Nrias teb, thiab Tuam Tshoj.
Pom zoo:
Puas siv tshuab ntaus ntawv puas tseem siv?
Lub tshuab tseem siv dav hauv thaj chaw hauv ntiaj teb xws li Is Nrias teb thiab Latin America, qhov hluav taws xob ntseeg tau qee zaum tsis lav. Olivetti, ib qho ntawm cov khoom siv tshuab ntaus ntawv kawg kawg, yog nyob hauv Brazil. … Cov tub ntxhais hluas Asmeskas siv tshuab ntaus ntawv ib yam nkaus-txawm tias lawv cov laj thawj feem ntau yog qhov zoo nkauj .
Puas yog ddt ua rau polio?
Txhua tus kws kho mob kis mob tau pom zoo tias flies tuaj yeem kis tus kabmob polio rau tib neeg, Weaver tau sau, tab sis feem ntau ntseeg DDT tsis tuaj yeem tiv thaiv tus kabmob. Thiab thaum muaj pov thawj tias yoov kis tau tus mob polio, nws hais ntxiv, nws tsis zoo li tias lawv kis feem ntau .
Puas siv phau ntawv ntse siv rau ntawm cov khoom siv promethean?
Koj tuaj yeem tsim cov haujlwm uas siv LAB thiab lawv yuav ua haujlwm zoo ib yam thaum siv lub rooj tsavxwm Promethean. … Raws li koj tab tom siv Phau Ntawv Teev Npe ntawm Promethean lub rooj tsavxwm, cov haujlwm LAB yuav ua haujlwm tau zoo thiab sib tham sib .
Vim li cas cov neeg siv khoom thiab cov khoom siv tau siv hauv c ++?
Lub hom phiaj ntawm kev siv getters thiab setters yog txhawm rau zais cov ntaub ntawv khaws cia thiab rov qab li casTxoj kev no, yog tias koj hloov tus cwj pwm, koj tsis tas yuav hloov tus lej. nyob rau hauv ib txhiab qhov chaw. Tab sis, yog tias koj tsis tas yuav hloov qhov kev siv, koj tau ua koj cov cai ntau dua thiab tau txais me ntsis los ntawm kev ua li ntawd .
Ddt puas muaj teeb meem tiag?
Tib neeg cov teebmeem kev noj qab haus huv los ntawm DDT ntawm cov tshuaj ib puag ncig qis tsis paub. Tom qab tau txais koob tshuaj ntau, tib neeg cov tsos mob tuaj yeem suav nrog ntuav, tshee lossis tshee, thiab qaug dab peg. Laboratory tsiaj tshawb fawb pom muaj kev cuam tshuam rau lub siab thiab kev yug me nyuam.
