Video: Yuav ua li cas koj hnub ib lub tshuab ntaus ntawv Underwood?
2024 Tus sau: Lynn Donovan | [email protected]. Kawg hloov kho: 2023-12-15 23:47
Saib cov kab ntawm cov yuam sij ntawm koj tus qauv. Portable tshuab ntaus ntawv , uas me me me, tuaj yeem sau hnub los ntawm lawv cov yuam sij. Yog tias koj tus qauv portable muaj peb kab, nws yog los ntawm 1919 txog 1929; yog tias nws muaj plaub kab, nws yog los ntawm '30s lossis '40s. Kos lub serial tooj nyob rau hauv lub tshuab ntaus ntawv lub tsheb.
Yog li ntawd, lub tshuab ntaus ntawv Underwood yog dab tsi?
Zoo li txhua yam khoom siv, lub tus nqi ntawm cov khoom nyob ntawm kev sib xyaw ua ke ntawm hnub nyoog, tsis tshua muaj, mob thiab muaj koob meej nrog cov neeg sau khoom. Ib qho antique Underwood muag rau $50 txog $300, feem ntau muag rau $200 lossis tsawg dua.
Tsis tas li ntawd, tus qauv naj npawb ntawm lub tshuab ntaus ntawv Underwood nyob qhov twg? (Nrhiav qhov serial tus lej nyob rau sab xis saum toj ntawm tus ncej, nyob rau sab xis kawg ntawm lub tsheb thauj khoom.) Yog tias nws yog qhov chaw ua haujlwm loj tshuab ntaus ntawv nrog ib lub thav duab kaw (them hauv cov ntawv hlau), nws yog tom qab xyoo 1930. Underwood portables nrog peb kab ntawm cov yuam sij hnub los ntawm 1919-29.
Kuj kom paub yog, ua li cas koj nyeem ib lub tshuab ntaus ntawv Underwood serial tooj?
Cov tus naj npawb nyob rau sab saum toj ntawm chav tsev sab xis raws li koj pom los ntawm sab saum toj. Tej zaum koj yuav tau txav lub tsheb mus saib. Daim duab ntawm txoj cai tuaj yeem pab koj. Saib cov lus hauv qab no kom pom lub xyoo tsim khoom ntawm koj Underwood #1, #2, #3, #4, #5, #6, portable, noiseless lossis hluav taws xob.
Cov tshuab ntaus ntawv qub muaj nqis dab tsi?
Cov tshuab ntaus ntawv uas tau tsim nyob rau hauv 1940s los yog ua ntej, tshwj xeeb tshaj yog cov tsim nyob rau hauv lub xyoo pua 19th, tej zaum yuav tsim nyog qee nyiaj yog tias lawv tseem ua haujlwm. Tsis ua haujlwm antique ntaus ntawv feem ntau yog tsim nyog txog $50, tab sis cov qauv kho dua tshiab tuaj yeem khwv tau $800 lossis ntau dua.
Pom zoo:
Yuav ua li cas rov qab ib lub tshuab ntaus ntawv qub?
Txoj kev zoo tshaj plaws (pom zoo thaum xub thawj) yog los so lub tshuab ntaus ntawv nrog ib daim ntaub ntub dej, lossis ib daim ntaub dipped hauv dej nrog ob peb tee ntawm cov tshuaj ntxuav tais diav. Txhuam: koj tuaj yeem sim txhuam hniav, txhuam hniav txhuam hniav, txhuam hniav los ntxuav phom los yog hniav hniav, thiab tus kws kos duab txhuam hniav
Yuav ua li cas koj ua ib lub thoob ntaus ntawv?
Lub thoob cais ua haujlwm raws li hauv qab no: Teem ib qho array ntawm pib khoob ' thoob'. Scatter: Mus hla tus thawj array, muab txhua yam khoom rau hauv nws lub thoob. Sov txhua lub thoob uas tsis yog khoob. Sau: Mus saib cov thoob hauv kev txiav txim thiab muab tag nrho cov khoom rov qab rau hauv qhov qub array
Puas yog Java tsis muaj zog ntaus lossis ntaus ntaus?
Java yog hom lus statically-typed. Hauv hom lus uas tsis muaj zog, cov kev hloov pauv tuaj yeem raug yuam rau cov hom tsis sib xws, thaum hauv hom lus uas lawv tsis tuaj yeem ua tsis tau, thiab yuav tsum tau hloov dua siab tshiab. Ob qho tib si Java thiab Python yog hom lus zoo heev. Piv txwv ntawm cov lus tsis muaj zog yog Perl thiab Rexx
Lub tshuab luam ntawv 3d txawv ntawm lub tshuab luam ntawv li niaj zaus li cas?
Ib qho ntawm cov khoom uas paub qhov txawv ntawm cov tshuab luam ntawv niaj hnub los ntawm 3D tshuab luam ntawv yog siv cov toner lossis number case los luam tawm ntawm daim ntawv lossis zoo sib xws
Puas yog lub tshuab luam ntawv inkjet puas yog lub tshuab luam ntawv cuam tshuam?
Cov piv txwv ntawm cov tshuab luam ntawv cuam tshuam muaj xws li dot matrix, daisy-wheel printers, thiab cov tshuab luam ntawv pob. Dot matrix tshuab luam ntawv ua haujlwm los ntawm kev tawm tsam ib daim phiaj ntawm cov pins tiv thaiv kab. Cov tshuab luam ntawv no, xws li laser thiab inkjet tshuab luam ntawv yog ntau ntsiag to dua li cov tshuab luam ntawv cuam tshuam thiab tuaj yeem luam tawm cov duab kom ntxaws