Cov txheej txheem:
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Ntawm qhov paub zoo tshaj yog cov pa roj carbon monoxide, tshuaj , nitrogen dioxide thiab phosgene.
Ib yam li ib tus tuaj yeem nug, yuav muaj dab tsi tshwm sim yog tias koj nqus pa pa lom?
Cov pa taws los ntawm cov tshuaj lossis lom tshuaj tau ua rau koj txoj hlab pa, tawv nqaij thiab qhov muag, thiab nqus tau ib yam khoom tau ua rau koj lub qhov ntswg thiab caj pas mob lossis o. Yog koj muaj nqus tau pa tshuaj los yog cov pa lom , koj yuav tsum nkag mus rau huab cua ntshiab tam sim ntawd. Qhib qhov rooj thiab qhov rai dav.
Tsis tas li, koj yuav tsum ua li cas nqus cov pa lom? Tiv thaiv tso tawm ntawm cov pa phem , plua plav, cua daj cua dub los yog cov pa nkev mus rau huab cua hauv chaw ua haujlwm. Hnav cov cuab yeej tiv thaiv tus kheej uas tsim nyog (yog tias tsim nyog) rau zam raug (qhov muag, ua pa lossis tawv nqaij) lossis sib cuag nrog cov khoom siv/qhov chaw tsis huv. Paub txog cov tsos mob tshwm sim ntawm tshuaj lom thiab txheej txheem kev pab thawj zaug.
Kuj lo lus nug yog, lub ntsiab lus ntawm cov pa lom yog dab tsi?
Txhais . A fume ua los yog cov pa taws hais txog cov pa ( cov nkev ), plua plav thiab/lossis pa luam yeeb tau muab los ntawm cov khoom vim los ntawm kev hloov pauv tshuaj xws li tshuaj tiv thaiv, cua sov, tawg lossis tawg. " Cov pa taws "feem ntau nthuav tawm lub tswv yim tias huab yog qhov ua rau khaus, txaus ntshai thiab/lossis lom khoom
Cov tsos mob ntawm kev nqus tshuaj yog dab tsi?
Tshuaj tiv thaiv kab mob ntsws yuav muaj cov tsos mob hauv qab no:
- Hlawv qhov ntswg, qhov muag, daim di ncauj, qhov ncauj, thiab caj pas.
- Hnoos qhuav.
- Ntub dej hnoos ua kom cov kua ntshiab, daj, lossis ntsuab.
- Kev hnoos ua cov ntshav los yog cov teeb liab liab hauv cov qaub ncaug.
- Xeev siab lossis mob plab.
- Mob hauv siab.
- Ua tsis taus pa.
Pom zoo:
Cov tshuaj lom neeg muaj pes tsawg leeg ntawm cov pob txha extracellular matrix yog dab tsi?
Cov txheej txheem sab nrauv, uas yog ua los ntawm cov organic matrix (30%) muaj cov proteoglycans (tab sis tsawg dua pob txha mos), glycosaminoglycans, glycoproteins, osteonectin (thauj cov pob txha pob txha mus rau collagen) thiab osteocalcin (calcium khi protein). Muaj collagen fibers (feem ntau yog hom I (90%), nrog qee hom V)
Muaj pes tsawg pawg muaj cov tshuaj lom neeg lom?
Tsoomfwv Meskas Lub Chaw Tiv Thaiv thiab Tiv Thaiv Kab Mob (CDC) faib cov tshuaj lom neeg lom rau hauv peb pawg: Qeb A, Qeb B, thiab Qeb C
Dab tsi yog qhov kub zoo tshaj rau cov zaub mov lom cov kab mob loj tuaj ntawm?
Cov yam tseem ceeb uas cuam tshuam rau kev loj hlob ntawm cov kab mob muaj xws li: Lub Sij Hawm - nyob rau hauv cov xwm txheej zoo, ib tus kab mob tuaj yeem ua rau ntau tshaj ob lab hauv xya teev. Kub - Cov kab mob lom zaub mov loj hlob zoo tshaj ntawm qhov kub ntawm 5 ° C txog 60 ° C. Qhov no raug xa mus ua 'thaj chaw phom sij txaus ntshai'
Dab tsi yog kab mob lom lom?
Biological Disorders: cuam tshuam ntawm lub xeev ib txwm ntawm lub cev lossis lub siab. Cov teeb meem tsis zoo ntawm tus qauv lossis ua haujlwm hauv tsiaj lossis nroj tsuag. (Oxford) Kev tsis xwm yeem tuaj yeem tshwm sim los ntawm kev tshuaj ntsuam caj ces, kab mob, lossis "kev raug mob." (
Puas yog cov pa tshuaj lom lom?
Brightens fabrics. -Oxygen bleaches tuaj yeem sib xyaw lossis siv nrog lwm cov tshuaj ntxuav tsev. -Tsis muaj tshuaj lom rau tsiaj, nroj tsuag thiab tib neeg. - Ib puag ncig zoo heev thaum lawv tawg mus rau hauv ntuj soda tshauv thiab / lossis borax tom qab cov pa tawm