2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Unburnt hydrocarbons (UHCs) yog cov hydrocarbons emission tom qab roj av hlawv hauv lub cav. Thaum cov roj tsis hlawv tawm ntawm lub combustor, cov emission yog tshwm sim los ntawm roj "kev zam" cov nplaim taws. … Qee lub sij hawm lo lus "cov khoom ntawm kev combustion tsis tiav," los yog PICs, yog siv los piav txog hom tsiaj.
Dab tsi yog qhov chaw tseem ceeb ntawm cov pa roj carbon monoxide?
Kev nkag siab tshiab yog tias piston-ntiv nplhaib thiab lub taub hau-gasket crevice ntim thiab, kom tsawg dua, nqus thiab desorption los ntawm lubricating-roj films thiab chamber depositsyog qhov loj Qhov chaw ntawm unburned-hydrocarbon emissions.
Cov tshuaj twg yog qhov tshwm sim ntawm cov roj uas tsis tau hlawv?
Qee cov pa phem uas tsim los ntawm kev hlawv cov roj no yog carbon monoxide, nitrogen dioxide, hais, thiab sulfur dioxide. Cov khoom tuaj yeem muaj cov tshuaj lom neeg uas txuas nrog rau lawv. Lwm cov kuab paug uas tuaj yeem tsim los ntawm qee cov khoom siv yog cov tsis muaj hluav taws kub hnyiab thiab aldehydes.
Yuav ua li cas rau cov roj uas tsis tau hlawv?
Tsis tiav combustion ntawm ib tug hydrocarbon roj tshwm sim thaum tsis muaj oxygen txaus rau tag nrho combustion, tshwm sim los ntawm huab cua tsis zoo. Tsawg zog yog tso tawm. Hloov cov pa roj carbon dioxide, koj tuaj yeem tau txais cov pa roj carbon monoxide lossis cov pa roj carbon monoxide, feem ntau hu ua soot, lossis sib xyaw ntawm ob qho tib si.
Yuav ua li cas txo qis hydrocarbons?
Qhov chaw ntawm lub txim hluav taws xobua ib feem tseem ceeb hauv kev nthuav tawm cov nplaim taws mus rau thaj chaw uas qhov kev kub ntxhov txo cov phab ntsa zoo quenching thiab yog li txo cov concentration ntawm cov pa roj carbon monoxide.
Pom zoo:
Puas yog roj roj ntxhia roj?
Mineral oil burns hauv roj teeb yooj yim thaum sib xyaw nrog lwm yam khoom. … Ua koj lub teeb roj los ntawm cov roj ntxhia yog pheej yig thiab yooj yim ua tsaug rau nws muaj nyob hauv cov khw muag khoom noj thiab cov khw muag khoom. Nws hlawv yooj yim thiab nyab xeeb, tso cai rau koj siv roj teeb thaum muaj cua daj cua dub los yog rau ambiance.
Yog roj txiv roj yog roj nplua nyeem?
txiv roj roj yog cov kua tuab, du, thiabtib neeg tuaj yeem siv cov kua lossis cov gel ua cov roj nplaum sib deev. Txawm li cas los xij, qee qhov kev xaiv - suav nrog cov roj txiv roj - yuav tsis zoo tagnrho. Cov tib neeg yuav tsum tsis txhob siv cov roj txiv roj vim tias nws tuaj yeem ua rau cov hnab looj tes latex thiab cov hniav dams.
Yuav ua li cas thiaj tswj tau Asmeskas cov roj hlawv?
Control of American Burnweed Cov pejxeem coob tuaj yeem tswj tau los ntawm kev thov broadleaf herbicides uas muaj 2, 4-D thiab triclopyr, lwm yam tshuaj tua kab mob dav dav lossis cov tshuaj tsis xaiv tshuaj, xws li glyphosate lossis glufosinate.
Ntawm kom tshem tawm cov txiav txiav uas cov hauv qab no tseem tsis tau noj?
Yog li, cov lus teb raug yog carbohydrate, rog, thiab cov proteinstshuav undigested, yog tias txiav txiav tawm. Yuav ua li cas hauv qab no tsis zais los ntawm pancreas? Cov lus teb yog: Cov tshuaj hormones uas tsis zais los ntawm txiav txiav yog E.
Koj puas tau txais calories los ntawm cov zaub mov uas tsis tau zom?
vim fiber ntau tsis zom, nws tsis muab calories rau peb. Cov zaub mov uas muaj fiber ntau kuj tseem muaj lwm hom carbohydrates xws li hmoov txhuv nplej siab lossis qab zib. Thaum peb tsis tau txais calories los ntawm fiber ntau hauv cov zaub mov no, peb tau txais calories los ntawm cov suab thaj thiab cov hmoov txhuv nplej siab uas lawv muaj.
