Cov dav hlau ntawv tau paub ntev npaum li cas lossis tej zaum ntev dua li cov dav hlau tiag. Xyoo 1908-1909, Aero magazine siv ntawv dav hlau los piav qhia lub hauv paus ntsiab lus ntawm aerodynamics. Xyoo 2012, daim ntawv dav hlau, kwv yees muaj hnub nyoog ntau dua 100 xyoo, tau pom ntawm lub ru tsev ntawm lub tsev teev ntuj hauv tebchaws Askiv. Qhov kev nyiam ua timeless no yog qhov yooj yim thiab yooj yim rau cov pib tshiab lossis cov kws tshaj lij.
Kauj ruam
Txoj Kev 1 ntawm 3: Ua Lub Plawv Yooj Yim Zoo Li Lub Dav Hlau
Kauj Ruam 1. Siv daim ntawv A4 dawb/ntawv loj
Nov yog ntawv txheem rau tshuab luam ntawv, thiab ntsuas 22 x 28 cm. Daim ntawv yuav tsum yog plaub fab, tsis yog plaub fab lossis txiav ua ntej.
Kauj Ruam 2. Muab daim ntawv tso rau hauv ib nrab
Thaum quav, cov lus qhia ntawm daim ntawv yuav tsum yog ntsug, thiab quav yuav tsum nyob hauv nruab nrab ntawm daim ntawv, nrog rau sab ntev dua. Nco ntsoov tias qhov kawg ntawm daim ntawv ntsib thiab haum.
- Siv koj tus ntiv tes xoo los yog lub cuab yeej tiaj tus, xws li rab riam butter lossis tus tuav tus nplaig ntoo, los ua cov ntawv me me. Thaum ua txhua hom ntawv dav hlau, xyuas kom tseeb tias koj cov quav yog ntse.
- Nthuav daim ntawv. Tsis txhob tig daim ntawv.
Kauj Ruam 3. Qhib ob qho kawg ntawm sab saum toj mus rau cov plaub hau nyob hauv nruab nrab
Cov npoo ntawm daim ntawv yuav tsum ncaj ncaj mus rau qhov ua kom tawg hauv nruab nrab. Ob sab ntug ntawm daim ntawv yuav tsum sib kov ntawm kab kab.
- Qhov quav no yuav tsim lub voos voos voos ntawm txhua sab ntawm daim ntawv. Sab saum toj yuav tsum tau taw qhia.
- Cov hauv qab ntug ntawm tis yuav tsum ua ib txoj kab ncaj.
Kauj Ruam 4. Qhib cov tis dua mus rau nruab nrab ntawm daim ntawv
Siv lub ces kaum sab saum toj los sab nraud thiab quav nws mus rau hauv nruab nrab. Ib yam li hauv qib 3, qhov kawg yuav tsum ua raws txoj kab ntsug nyob nruab nrab.
Daim ntawv yuav tsum zoo li tus xub, nrog lub voos voos uas muaj nqaim dua ntawm ob sab. Tam sim no feem ntau ntawm daim ntawv yuav yog daim duab peb sab, nrog lub kaum ntse ntse nyob saum
Kauj Ruam 5. Muab daim ntawv tso rau hauv ib nrab
Thaum quav daim ntawv hauv ib nrab, quav nws raws txoj kab ntsug. Koj tab tom quav ib sab ntawm daim ntawv hla mus rau lwm qhov, yog li ob sab yuav tsum sib ntsib raws nraim. Nias raws qhov tawg nrog koj tus ntiv tes lossis cov cuab yeej siv tsis pom kev kom nws ntse.
Kauj Ruam 6. Qhib cov tis nqes
Muab daim ntawv xaub kom lub ntsej muag tig rov qab. Qhib daim ntawv los ntawm sab saud kom ua tis, tawm ob peb ntiv tes hauv qab. Ua tib yam rau lwm sab, ua kom ntseeg tau tias khawm ob lub tis nyob hauv qhov chaw zoo ib yam li thawj zaug. Thaum koj ua tiav, daim ntawv yuav tsum zoo li lub dav hlau zoo li tus xub.
Txhawm rau ua qhov nyuaj me ntsis ntawm cov ntawv dav hlau yooj yim no, tsuas yog ntxiv cov lus qhia. Nyob rau sab nraub qaum ntawm ib lub tis, ua kom me me ntxiv. Cov quav yuav zoo li daim duab peb sab me me. Khoov daim duab peb sab me me kom koj muaj qhov kawg ntawm tis taw rau saum ntuj. Rov ua dua rau lwm lub tis, ua kom ntseeg tau tias cov creases los ntawm cov lus qhia tis sib phim
Txoj Kev 2 ntawm 3: Ua Dav Hlau Nrog Yooj Yim Bulldog-Like Tip
Kauj Ruam 1. Qhib daim ntawv '' ntawv '' ntawv ib nrab
Siv daim ntawv A4 loj, 21 x 30 cm, ua quav raws txoj kab ntsug ntawm daim ntawv. Ua kom ntseeg tau tias ob daim ntawv kawg ntawm kab ntawv raug ua kom raug. Nthuav daim ntawv.
Thaum ua cov quav, xyuas kom cov quav yog ntse thiab ruaj khov. Siv koj tus ntiv tes xoo lossis cov cuab yeej ncaj qha, xws li tus tuav ntoo lossis rab riam butter
Kauj Ruam 2. Qhib lub ces kaum sab saum toj kom ob sab saum toj sib ntsib ntawm qhov chaw nruab nrab
Ob sab yuav tsum ua raws nraim ntawm qhov chaw nruab nrab. Hauv qab ntawm lub tis yuav tsum tsim txoj kab ncaj.
Cov tis yuav tsum tsim ob daim duab peb sab, thiab qhov kawg ntawm daim ntawv yuav tsum tau taw qhia
Kauj Ruam 3. Tig daim ntawv
Siv tus taw tes sab nraud thiab khawm qhov kawg rau hauv qhov quav hauv nruab nrab. Rov ua dua rau ob sab.
Nyob rau theem no, koj yuav muaj peb txheej ntawm daim duab peb sab quav. Cov ces kaum hauv qab ntawm daim duab peb sab sab saum toj yuav tsum sib ntsib ntawm qhov nruab nrab qhov nruab nrab. Ob sab ntawm daim ntawv yuav tsum yog daim duab peb sab, nrog rau sab hauv qab tseem tiaj
Kauj Ruam 4. Qhib daim ntawv ntug
Qhov kawg taw tes yuav tsum tau muab tais rau qhov twg hauv qab cov ces kaum ntawm lub voos xwmfab sab saum toj peb sib ntsib ntawm qhov chaw nruab nrab. Daim ntawv yuav tsum muaj tiaj tus, txiav ntug qhov twg lub ntug taw tes tau ua ntej.
Kauj Ruam 5. Muab daim ntawv tso rau hauv ib nrab
Sib phim ob sab ntawm daim ntawv raws nraim, tsim kom muaj qhov sib luag sib luag raws cov plaub hau nyob hauv nruab nrab. Cov quav uas tau ua hauv qib 3 thiab 4 yuav tsum nyob sab hauv ntawm daim ntawv.
Kauj Ruam 6. Qhib cov tis nqes
Lub crease ua yuav tsum yog nyob rau sab saum toj pib los ntawm lub tiaj lub qhov ntswg ntawm lub dav hlau. Ob daim quav yuav tsum zoo ib yam ntawm ob sab ntawm lub dav hlau.
Lub dav hlau no ya tau zoo dua ntawm qhov nrawm. Lub qhov ntswg ntawm lub dav hlau yuav ua rau lub dav hlau poob yog tias koj pov nws nrawm dhau
Txoj Kev 3 ntawm 3: Ua Kite Yooj Yim
Kauj Ruam 1. Ua kom lub ntsej muag 2.5 cm
Siv A4/ntawv ntawv loj, 21 x 30 cm, tig daim ntawv ntsug. Ua 2.5 cm kab rov tav quav raws saum toj ntawm daim ntawv. Rov ua dua qhov no 8 zaug, folding txhua qhov hla dhau los, yim quav. Cov ntawv loj yuav tam sim no yog kwv yees li ib nrab ntawm nws qhov loj me me.
- Ua kom ntseeg tau tias cov kab sib dhos ncaj ncaj saum ib sab thiab khawm nruj.
- Cov quav yuav tsum ntse thiab ruaj khov. Txhawm rau ua kom cov plaub hau ncaj, siv koj tus ntiv tes xoo lossis cov cuab yeej ntswj, xws li ntoo nias lossis rab riam butter.
Kauj Ruam 2. Muab daim ntawv tso rau hauv ib nrab
Ua ntej koj quav, tig daim ntawv hla. Cov creases yuav tsum tsis pom tom qab koj muab daim ntawv hla. Tam sim no, quav daim ntawv hauv ib nrab kab rov tav, sib dhos cov npoo ntawm daim ntawv kom raug. Tam sim no cov creases yuav pom.
Kauj Ruam 3. Quav tis
Tawm ntawm 1/2 nti mus rau ntiv tes hauv qab, quav daim ntawv sab saud sab saud. Rov ua qhov no rau lwm sab, ua kom ntseeg tau tias cov quav tau ua raws saum lub dav hlau.
- Cov quav yuav tsum yog hauv qab ntawm lub dav hlau.
- Tus kite muaj peev xwm ya tau ntev thiab nrog qhov raug zoo.
Lub tswv yim
- Pov lub dav hlau maj mam muab.
- Tsis txhob siv lossis hloov lub dav hlau hauv ib txoj kev lossis lub dav hlau yuav ya tsis raug.
- Tsis txhob muab lub dav hlau ntxeev.
- Siv daim ntawv tshiab, ntawv qhuav.
- Taw tes 2 degrees nce thaum ntuav.
- Yog tias lub dav hlau dhia, khoov lub ntsis ntawm lub tis nraub qaum kom me ntsis. Yog hais tias lub dav hlau ya saum toj thiab tom qab ntawd sib tsoo, khoov lub ntsis ntawm lub nraub qaum tom qab kom me ntsis.
