Video: Dab tsi yog qhov clearest yas?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Acrylic
Ua kom pom qhov no, dab tsi yog cov yas ntshiab uas muaj zog tshaj plaws?
Polycarbonate: A Muaj zog , Ntshiab , Ntau Lub Hom Phiaj Yas . Polycarbonates (PC) yog ib pawg ntawm muaj zog , cuam tshuam-resistant, kub-resistant, thermoplastics. Lawv yog lawm pob tshab , nrog rau cov khoom siv raw muaj peev xwm ntawm kev xa cov teeb pom kev zoo li iav-thiab lawv muaj zog dua li iav.
Ib tug kuj yuav nug, dab tsi yog qhov txawv ntawm acrylic thiab yas? Thaum acrylic xim yog a yas , tsis yog tag nrho yas yog acrylic xim . Lwm lub npe rau acrylic xim yog "polyacrylate" uas yog ib qho ntawm ntau hom. Cov khoom no yog tsim los ntawm Methyl Methacrylate (MMA), Poly Methyl Methacrylate, los yog ob qho tib si ua ke.
Tsis tas li ntawd, cov yas ntshiab hu ua dab tsi?
Poly (methyl methacrylate) (PMMA), thiab lub npe hu ua acrylic , acrylic xim iav, los yog plexiglass, raws li zoo raws li los ntawm lub lag luam npe Crylux, Plexiglas, Acrylite, Lucite, Perclax, thiab Perspex, ntawm ob peb lwm tus (saib hauv qab), yog ib tug pob tshab thermoplastic feem ntau siv nyob rau hauv daim ntawv raws li ib tug sib sib zog nqus los yog shatter-resistant lwm yam. rau
Puas yog polycarbonate lossis acrylic muaj zog dua?
Daim ntawv qib polycarbonate (aka Lexan lossis Makrolon) thiab acrylic xim daim ntawv (aka Lucite) yog ob qho ntawm feem ntau siv pom los ntawm cov yas. Lawv yog ob leeg muaj zog dua thiab sib dua li untempered iav; acrylic xim ua 4x8x muaj zog dua dua li iav, thaum polycarb yog li 200x muaj zog dua.
Pom zoo:
Cov kav dej yas yas yog dab tsi?
Yas: Cov yeeb nkab yas los ua ABS (acrylonitrile-butadiene-styrene) lossis PVC (polyvinyl-chloride). Feem ntau cov tsev txij li thaum nruab nrab xyoo 1970 muaj cov kav dej yas thiab fittings vim nws pheej yig thiab siv tau yooj yim
Dab tsi txaus ntshai zoo kawg li nws yog qhov peb yuav tsum tau khawb trenches thiab sim cov roj npog qhov ncauj qhov ntswg ntawm no vim muaj kev sib cav nyob hauv lub tebchaws nyob deb ntawm cov neeg uas peb tsis paub dab tsi?
Qhov txaus ntshai npaum li cas, zoo heev, zoo kawg yog tias peb yuav tsum tau khawb trenches thiab sim roj-qhov ncauj qhov ntswg ntawm no vim muaj kev sib cav nyob rau hauv ib lub teb chaws nyob deb ntawm cov neeg uas peb tsis paub dab tsi. Nws zoo nkaus li tseem tsis yooj yim dua tias kev sib cav uas twb tau hais tseg hauv txoj cai yuav tsum yog kev ua tsov rog
Dab tsi yog qhov project thiab dab tsi tsis yog qhov project?
Qhov tseem ceeb yog dab tsi tsis yog qhov project yog cov txheej txheem txuas ntxiv, kev lag luam raws li ib txwm ua haujlwm, tsim khoom, txhais pib thiab xaus hnub, tsis muaj teeb meem yog tias nws hnub lossis xyoo, tab sis nws yuav tsum ua tiav hauv lub sijhawm kom xa tag nrho. pab neeg ua haujlwm ntawm qhov project
Dab tsi yog tsis txog kev ua liaj ua teb Dab tsi yog qhov zoo thiab qhov tsis zoo?
Muaj ob qho zoo thiab qhov tsis zoo rau tsis muaj kev ua liaj ua teb. Hauv qab no yog cov txiaj ntsig tseem ceeb ntawm tsis muaj kev ua liaj ua teb. Tsawg av Erosion: Nyob rau hauv tsis muaj kev ua liaj ua teb, cov av tiv taus kev yaig los ntawm cua thiab dej. Tsawg Av Compaction: Cov av uas tsis tilled yog tsawg compacted tshaj cov av uas yog tiled
Dab tsi yog qhov txawv ntawm qhov cuam tshuam qhov (socket) thiab lub qhov (socket) pa?
Rau kuv qhov kev paub qhov sib txawv yog nqes mus rau cov khoom siv Qhov saum npoo-hardening ua rau muaj kev cuam tshuam cov qhov (socket) kom nqus tau qhov hloov pauv tam sim ntawd (aka 'kev cuam tshuam') zoo dua. Nrog rau kev cuam tshuam txaus txaus, lub qhov (socket) tsis tu ncua tuaj yeem tawm ntawm cov duab vim tias cov hlau siv muaj softer