2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Thawj qhov paub txog qhov peb xav txog lub xov tooj fax tau tsim nyob rau hauv 1964 los ntawm lub tuam txhab Xerox, tab sis cov thev naus laus zis uas coj mus rau qhov kev nce qib tau tsim ua ntej ntau. Qhov tseeb, nws yog Alexander Baine hauv 1843 uas tau tsim lub tshuab luam ntawv hluav taws xob.
Thaum twg lub tshuab fax nrov tshaj plaws?
Ntawm 1973 thiab 1983, cov tshuab fax hauv Tebchaws Meskas tau nce los ntawm 30, 000 txog 300, 000, tab sis los ntawm 1989 tus lej tau dhia mus rau plaub lab. Los ntawm lig 1980s, cov tshuab fax compact tau hloov pauv kev sib txuas lus txhua hnub thoob ntiaj teb. Tsis ntev los no tsuas muaj "fax" dhau los ua lus hauv tsev.
1843 fax tshuab ua haujlwm li cas?
Thawj Faxes - Xa Daim Duab Hla Hlau
Ua haujlwm ntawm kev sim fax tshuab ntawm 1843 thiab 1846, nws yog tuaj yeem synchronize lub zog ntawm ob lub pendulums los ntawm lub moos, thiab nrog cov lus tsa suab ntawd luam theej cov lus ntawm kab los ntawm kab. Daim duab tsom mus rau thiab los ntawm lub tog raj kheej.
Lawv siv dab tsi ua ntej faxes?
Tshuaj nyob rau hauv 1850s los ntawm Italian physicist Giovanni Caselli, pantelegraphyog ib qho ntawm qhov ntxov tshaj plaws precursors rau lub niaj hnub fax tshuab. Nws tau siv thoob plaws xyoo 1960 los xa cov ntawv sau thiab cov duab hla cov kab xov tooj, thiab feem ntau yog siv los txheeb xyuas cov npe kos npe thaum ua lag luam nyiaj txiag.
lub tshuab fax cuam tshuam rau tib neeg li cas?
massntau lawm ntawm lub tshuab fax tau ua rau qhov kev tsim kho no pheej yig dua li lwm txoj hauv kev sib txuas lus. Cov lag luam niaj hnub no tau ntev txij li tau muab faib nrog lawv cov tshuab xov tooj qub thiab tso siab rau cov tshuab fax kom xa cov ntaub ntawv ceev dua.
Pom zoo:
Thaum twg veas tau sau thawj zaug?
Vedas tau hais lus los ntawm kev nco txog ntau tiam neeg thiab tau sau tseg thawj zaug ib ncig 1200 BCE. Txawm li cas los xij, tag nrho cov ntawv luam tawm ntawm Vedas uas muaj sia nyob rau niaj hnub nim no yog cov qauv uas muaj nyob rau hauv lub xyoo pua 16th AD.
Lub saxophone thawj zaug tau tsim thaum twg?
Tus neeg tsim khoom siv Belgian Adolphe Sax patented lub saxophone hauv 1846, sib txuas lub dav conical bore…… Leej twg tsim saxophone ua ntej? Vim li cas Adolphe Sax's Suab paj nruag Invention tsis tau mob hnyav. Nws siv sijhawm ntau xyoo-ib puas xyoo, nyob ntawm seb koj suav li cas-rau Adolphe Sax qhov kev tsim kho los ua nws qhov chaw hauv keeb kwm.
Thaum twg cov khoom tawg tau siv thawj zaug?
Thawj thawj qhov hluav taws xob hluav taws xob tau tsim nyob rau hauv 1879 los ntawm Thomas Edison, thaum nws tau los nrog lub tswv yim ntawm kev tiv thaiv kab hluav taws xob siv rau teeb pom kev zoo los ntawm cov teeb meem tshwm sim ntawm overloads tam sim no thiab luv circuits.
Thaum twg tau electrons thawj zaug?
Lub Kaum Hli 1897: Kev Tshawb Fawb ntawm Electron. Puas yog cov proton lossis electron pom thawj zaug? thawj subatomic particle rau raug txheeb xyuas yog cov hluav taws xob, xyoo 1898. Kaum xyoo tom qab, Ernest Rutherford pom tias atoms muaj cov nucleus ntom ntom, uas muaj cov protons.
Thaum twg cov lus tau siv thawj zaug?
Ntxiv mus, nws tuaj yeem nyuaj rau txheeb xyuas raws nraim thaum qee cov txheej txheem sau ntawv tau tsim thiab qhov twg los ua ntej. Qhov kev pom zoo dav dav yog tias Sumerian yog thawj hom lus, tsim nyob rau yav qab teb Mesopotamia ncig 3400 lossis 3500 BCE.
