Video: Vim li cas cov choj muaj cov menyuam txhawb nqa?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Cov menyuam txhawb nqa yog feem ntau nyob ntawm ib kawg ntawm ntev choj . Qhov no tso cai rau cov tus choj qauv kom nthuav dav thiab cog lus nrog kev hloov pauv kub. Cov expansion rog tuaj yeem tawg txhawb nqa ntawm lub tsev txhab nyiaj yog tias cov tus choj qauv tau "xauv" nyob rau hauv qhov chaw. A cov menyuam txhawb nqa tsis tuaj yeem muab kev tiv thaiv rau lub zog sab nraud.
Ib yam li ntawd, tib neeg nug, vim li cas cov menyuam txhawb nqa?
Nws txhais tau tias, lub cov menyuam txhawb nqa yuav txav mus los ntawm qhov chaw tsis muaj zog tiv thaiv kab rov tav. Hom no muaj kev txhawb nqa ntawm ib kawg ntawm tus choj spans. Yog vim li cas muab cov menyuam txhawb nqa ntawm ib kawg yog tso cai rau kev cog lus lossis nthuav dav ntawm choj lawj nrog rau qhov sib txawv ntawm qhov kub thiab txias hauv huab cua.
Ib tug kuj nug, qhov kev txhawb nqa menyuam txhais li cas? Cov menyuam txhawb nqa yog dawb los tig thiab txhais raws li qhov saum npoo uas tus cov menyuam so. Qhov saum npoo tuaj yeem yog kab rov tav, ntsug, lossis nqes ntawm txhua lub kaum ntse ntse. Qhov tshwm sim quab yuam yog ib txwm ib qho quab yuam uas yog perpendicular rau, thiab deb ntawm, nto.
Tsis tas li ntawd, yog vim li cas ib tug choj tsim nrog ib qho kawg so ntawm rollers?
Thaum peb muaj rollers ntawm ib kawg tom qab ntawd nws raug tso cai kom nthuav dav dawb yam tsis muaj thermal stress.in summers lub choj tuaj yeem nthuav dav vim qhov nce hauv qhov kub thiab txias hauv lub caij ntuj no choj tej zaum yuav compress vim qhov kub thiab txias.
Dab tsi yog qhov kev siv cov tshuaj tiv thaiv kev txhawb nqa?
A txhawb cov tshuaj tiv thaiv yog cov tshuaj tiv thaiv quab yuam / quab yuam uas raug ntaus nqi rau a kev txhawb nqa rau lub cev, piv txwv li yog tias lub cev yog lub rooj zaum, thiab cov khoom siv sab nraud uas tawm dag zog tseem ceeb ntawm lub rooj zaum yog lub ntiaj teb (lub zog gravitational) thiab hauv pem teb ("ib txwm" quab yuam; Ib txwm ntawm no yog siv los piav txog lub zog perpendicular
Pom zoo:
Vim li cas Populist Party nyiam ntau lab tus neeg txhawb nqa?
Pawg Neeg Sawv Cev tuaj yeem siv qhov sib txawv loj hauv kev lag luam kev lag luam uas tau tso tseg los ntawm ob tog tseem ceeb. Qhov no tau tsim cov xwm txheej rau kev tsim lub koom haum tshiab, ib qho uas yuav yeej qhov ua rau cov zej zog ua liaj ua teb marginalized los ntawm kev loj hlob ntawm kev lag luam nyiaj txiag thiab kev lag luam sectors
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