Paj rwb cov ntawv biodegradable hnab nrog zipper thiab dai lub qhov
Nta
• Kev xaiv ntau yam qhib
• Yooj yim qhib cov kua muag als, laser txiav kua muag tawm saum toj thiab rov qab cov khoom lag luam zoo.
• 4-sab luam ntawv luam ntawv
• Siv cov ntawv luam ntawv tseem ceeb ntawm cov luam ntawv los qhia koj hom thiab qhia ntawv rau cov neeg siv khoom ntawm koj cov khoom.
• Txo cov khoom noj khoom haus
• Kev xaiv siab siab txhais tau ntau dua kev txo cov zaub mov pov tseg los ntawm kev nce qib hauv lub neej.
• Cov Kev Xaiv Tus Kheej
• Xaiv rau matt lossis ci ua kom tiav lossis siv 10 lub grag gravure luam ntawv rau tus kheej rau koj hom.
Tag nrho hais txog lub hnab ntawv: nws keeb kwm, cov neeg ua kom tau muag thiab hom niaj hnub no
Lub hnab ntim xim loj loj muaj keeb kwm ntev, nthuav dav.
Lub hnab ntim xim av tau dhau los ua cov khoom siv hauv peb txhua hnub: Peb siv lawv nqa khoom noj khoom haus, thiab nqa peb cov menyuam noj su. Cov neeg muag khoom siv lawv ua cov canvas dawb rau lawv cov khoom ntim khoom lag luam. Muaj tswv yim ua kom yuam kev-lossis-cov kws kho mob txawm hnav lawv li npog ntsej muag rau Xus. Nws yooj yim tsis nco qab tias ib tug neeg, ntev dhau los, yuav tsum tau tsim lawv!
Lub tswv yim tshiab uas muab cov hnab ntawv rau peb
Rau ntau pua xyoo ua los ntawm Jute, canvas, thiab burlap yog thawj txoj kev tuav thiab txav cov khoom thoob plaws hauv lub tebchaws Askiv. Cov txiaj ntsig tseem ceeb ntawm cov ntaub ntawv no yog lawv cov xwm txheej ruaj khov, ruaj khov, tab sis lawv cov khoom siv ntau lawm ob lub sijhawm thiab kim. Daim ntawv, ntawm qhov tod tes, tuaj yeem tsim ntawm tus nqi qis dua, thiab tsis ntev dhau los ua cov khoom siv preminent rau cov kev ua lag luam sib txuas.
Txij li nws cov lus qhia nyob rau xyoo 1800s, daim ntawv hnab tau dhau mus ua haujlwm ntau ntau ntau ntau rau qee tus ntse tshiabtators. Xyoo 1852, Francis Wolle tsim lub tshuab thawj lub tshuab rau cov hnab ntim ntawv loj-ntawv. Thaum Wolle daim ntawv hnab tau zoo li lub hnab ntawv xa ntawv loj dua li cov khoom lag luam me me (thiab yog li tsuas siv tau cov khoom lag luam me me rau cov ntawv ntim khoom.
Cov kauj ruam tseem ceeb tom ntej hauv daim ntawv tsim ntawm daim ntawv lub hnab ntim tau los ntawm margaret knight, ib tug prolific cortor ces ua haujlwm rau lub tuam txhab ntawv columbia daim ntawv. Muaj, nws pom tau tias lub hnab ntim khoom hauv qab, ntau dua li muaj kev nyab xeeb lub hnab ntawv tsim, yuav ua tau ntau dua thiab siv tau. Nws tsim nws daim ntawv-hnab ua tshuab nyob rau hauv ib lub khw lag luam, paving txoj hauv kev rau qhov kev lag luam hauv ntiaj teb kev lag luam. Nws lub tshuab muaj pov thawj tias nws yuav mus pom nws lub tuam txhab, cov tuam txhab ntawv sab hnub tuaj. Thaum koj nqa khoom noj hauv tsev los ntawm khw muag khoom noj tshiab los ntawm lub khw muag khoom tshiab, koj nyiam cov txiv hmab txiv ntoo ntawm Knight lub zog.
Cov hnab ntim-hauv qab no tseem ploj lawm ib lub hnab ntim ntawm daim ntawv uas peb paub thiab nyiam hnub no: pleated ob sab. Peb tuaj yeem ua tsaug tej charles tseem ua tsaug rau qhov no ntxiv, uas ua rau lub hnab ntim khoom tau yooj yim thiab yog li yooj yim rau khw. Ib tus kws ua lag luam ua lag luam los ntawm kev ua lag luam, tseem tsis tau tsim qauv yog feem ntau hu ua SOS hnab, lossis "kev qhib tus kheej qhib lub hnab."
Tab sis tos - muaj ntau ntxiv! Xyoo 1918, ob tug kabmob St. los ntawm cov npe ntawm Lydia thiab Walter Deubener tau los nrog ib lub tswv yim rau lwm txoj kev txhim kho rau tus qauv qub. Los ntawm punching qhov rau ob sab ntawm cov ntawv ntim thiab txuas ib txoj hlua uas tau muab ob npaug rau cov neeg muas zaub tuaj yeem yuav luag 20 phaus khoom noj hauv txhua lub hnab. Nyob rau ib lub sijhawm thaum them nyiaj-thiab-nqa cov khoom noj khoom noj tau hloov cov khoom xa tuaj hauv tsev, qhov no muaj pov thawj ua rau muaj kev loj hlob tshiab.
Cov hnab ntawv twg yog tsim los ntawm?
Yog li tsuas yog cov ntaub ntawv yog lub hnab ntawv uas tau tsim los ntawm? Cov khoom nrov tshaj plaws rau cov hnab ntawv yog kraft daim ntawv, uas yog tsim los ntawm cov ntawv ntoo ntoo. Keeb xeeb raug xeeb los ntawm German Chemist los ntawm lub npe Carl F. Dahl hauv 1879, cov txheej txheem rau cov khoom Kraft Kraft zoo li: uas tawg rau hauv cov khoom khov kho thiab cov khoom noj. Tom qab ntawd lub sam thiaj raug tshuaj ntsuam, ntxuav, thiab tshuaj dawb, noj nws daim ntawv kawg li daim ntawv xim av uas peb txhua tus paub. Qhov kev coj ua no ua rau kraft daim ntawv tshwj xeeb muaj zog (li nws lub npe, uas yog German rau "lub zog"), thiab yog li zoo tagnrho rau nqa cov khoom hnyav.
Dab tsi txiav txim siab tias lub hnab ntim khoom yuav tuaj yeem tuav tau ntau npaum li cas?
Tau kawg, muaj ntau dua los xaiv lub hnab zoo meej tshaj li cov khoom siv. Tshwj xeeb yog yog tias koj yuav tsum nqa cov khoom los yog hnyav, muaj qee qhov zoo los txiav txim siab thaum xaiv cov khoom lag luam uas koj xav tau:
Daim ntawv hnyav
Kuj tau paub tias yog ua tiav kev ua haujlwm yog qhov ntsuas ntawm daim ntawv tsuav yog, hauv phaus nthe siv 500. Cov denser thiab hnyav dua daim ntawv.
