Txhua tus ntxhais, txawm tias koj yog menyuam kawm ntawv, ib tus menyuam kawm ntawv los yog ua haujlwm hauv chaw ua haujlwm, yuav tsum muaj ob peb lub ntsej tiab hauv cov khaub ncaws. Ib tug qauv zoo li no yog ib daim tiab pleated, uas rov qab los rau lub caij nyoog. Nyob hauv chav kawm master koj yuav kawm tau li cas tau yooj yim sew ib tiab nrog folds.
Master-chav kawm: Yuav ua li cas hnav ib tiab pleated
Nws yuav siv:
- daim ntaub nrog ib tug dav ntawm 1.4 m thiab ib ntev ntev sib npaug rau qhov ntev ntawm lub tiab + 20 cm;
- xob laim ntev 18 cm;
- tshuab xaws, koob, ib qho cim ntawm cov ntaub, xov, koob, txiab.
Yuav ua li cas los xam cov khoom rau folds ntawm ib tiab?
- Peb ntsuas lub duav circumference, OT = 72 cm.
- Txij li thaum, kom ua rau cov tshuaj corrugation, yuav tsum muaj ib zaug rau cov khoom siv 3 zaug, ces multiply RT los ntawm peb, 72x3 = 216 cm.
- Tus lej no muab faib ua ib nrab thiab ntxiv 2 cm rau ntawm qhov nqes, D1 = 216/2 + 2 = 110 cm. Tus naj npawb resulting yuav ntev npaum li cas ntawm daim ntaub ntawm daim tawv nqaij.
- Rau nraub qaum daim ntawv peb muab tus leb D1, faib nws los ntawm 2 thiab ntxiv 1 cm, D2 = D1 / 2 + 1 = 110/2 + 1 = 56 cm.
- 5. Peb ntsuas qhov kev ncua deb ntawm lub duav mus rau qhov ntev, thiab ntxiv rau 10 cm, Sh1 = 55 + 10 = 65 cm.
Yuav ua li cas txiav ib tiab rau hauv ib lub crease?
- Peb kis tawm cov khoom, txiav ib tug duab plaub nrog qhov loj me D1 × N3 thiab ob - D2 × N3. Peb nco ntsoov tias txoj kev qhia tawm yog ntsug.
- Yog tias koj xav tau hnab tshos, koj yuav tsum nrhiav 4 yam rau lawv.
Saws ib lub tsho nyob rau hauv ib lub caum
- Xaws cov ntsiab lus ntawm lub hnab ris ntawm ib qhov siab nrog sab pem hauv ntej kom paub meej ntawm lub tiab.
- Muab sab sab nyob sab xub ntiag ntawm ob sab ntawm lub nrig sab nraud, nthuav tawm sab nraub qaum kom lub qhov muag ntawm cov npoo ntawm ntug kev.
- Lub resulting ntev piece ntawm ntaub nrog hnab ris yog sewn on to top, qhwv on tsis ncaj ncees lawm ob zaug, 2 cm.
Yuav ua li cas ua kom folds ntawm ib tiab?
- Peb tawm ntawm ob sab ntawm qhov nyiaj rau lub seam ntawm 1 cm thiab kos ib txoj kab ntsug.
- Peb tseem muaj txoj haujlwm ntev ntawm 214 cm ntawm lub tsho luv luv rau ib txoj kab uas peb yuav tsum tau quav rau hauv peb txheej, yog li los xam cov npauj ntawm cov tsho uas koj xav tau sib faib tag nrho ntawm lub npuaj npoo (AL) multiplied los ntawm 3, kom tag nrho. Piv txwv, yog peb ua plaub hau 2 cm dav, ces daim tiab yuav muaj 216 / (3x2) = 36 txhiab.
- Ua cov cim rau sab saum toj ntawm lub tsho, hloov 2xSH thiab SHS, rau qhov kawg ntawm daim ntaub nplaum, yog tias koj tau ua txhua yam kom raug, ces koj yuav tsum muaj 1cm ntawm seam nyiaj los ntawm ntug dua.
- Peb muab cov khoom ntawm cov cim thoob plaws hauv ib nrab thiab tho qhov chaw qis tshaj ntawm nws. Txhua lub caum ua yog pinned los ntawm lub sab saum toj thiab ntawm qab ntawm npuag, txuas ntxiv mus rau nws sab mus rau sab ntug ntawm lub tiab.
- Thaum tag nrho cov wrinkles yog npaj txhij, ces maj mam sim lawv nrog ib tug hlau los ntawm gauze.
- Ua ntej, peb kis tawm ntawm ib tug deb ntawm 3 cm los ntawm sab saum toj ntug, thiab tom qab ntawd ces ntawm ib tug deb ntawm 6-7 cm ntawm ntug.
- Peb nyiag rau sab nraum qab ntawm lub seam, tawm chav rau xob laim.
- Peb sew ib tug zipper thiab sew ib tiab rau 2-3 cm.
Peb lub tsho yog npaj txhij mus quav!
Yog tias koj ua ib lub tiab uas tsis muaj hnab ris thiab siv txoj siv sia, nws tseem yuav xiam xaim.
On polnenkih cov poj niam no daim tiab tsis saib zoo heev. Lawv yuav siv lub tiab nrog lwm qhov kev xaiv rau kev tsim.
Master hoob 2: yuav ua li cas los xo tiab nrog tiab
- Peb xam cov khoom thiab txiav nws tawm hauv tib txoj kev raws li nyob rau hauv thawj variant.
- Nyob rau sab saum toj ntawm daim tawv nqaij npaj, peb kos tus cim, hloov 2xS thiab qhov kev ncua deb ntawm cov folds (nws tuaj yeem yog qhov twg).
- Los ntawm qhov tsis ncaj ncees lawm, peb quav ib feem ntawm cov khoom rau ib tug quav hauv ib nrab, pin nws nrog lub koob, thiab tom qab ntawd peb muab nws rau qhov xav tau ntev.
- Ua tib zoo ironing on top ntawm hlau, unfolding cov khoom, muab lub crease rau sab laug thiab ib zaug dua hlau.
- Ntawm sab pem hauv ntej, retreating rau ntawm txoj cai ntawm lub seam folds 2 hli, peb siv rau tib ntev raws li ua ntej.
- Hauv qab cov ntaub qhwv nrog tus quav kab nrog tus pin.
- Nws yog ib qho tseem ceeb uas tag nrho cov folds tau hais nyob rau hauv ib qho kev coj, tsuas yog lwm qhov yog muab los ntawm tus qauv xaiv.
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Xws li wrinkles tsis tuaj yeem raug nias rau hauv qab kawg, lawv tuaj yeem yooj yim tau ua nyob rau hauv txhua qhov chaw thiab nyob rau hauv ntau npaum li cas, thiab lawv kuj pom qhov tsim kom muaj ntau dua silhouette.
Rau kev xaws ib lub tsho yooj yim nrog pleats, qhov qauv tsis tas yuav tsum tau txhua, tab sis lawv yooj yim sewn, thiab cov qauv xaiv kom yog zoo meej meej rau lub meej mom ntawm daim duab.
Kuj nrog koj txhais tes koj tuaj yeem xaws tau ib lub tsho-hnub thiab ib daim tiab ib nrab hnub .