Kodi ife ntchito silika, koma chobvala ndi zinthu mkati

Silika - kwambiri zamatsenga ndi wokongola nsalu mu dziko. Mu nkhaniyi, n'zosadabwitsa aliyense: history, njira ya ulimi ndi ntchito.

weavers ang'onoang'ono

ulusi silika ndi njira yodabwitsa kwambiri. Iwo amapanga silkworms - tizilombo yekha kuti kwathunthu kuŵetedwa mwa munthu. The mbozi kudya masamba a mtengo imodzi yokha - mabulosi, ndiye sapota cocoons, amene zotsatirazi mankhwala yomwe kanthu thonje kutalika kwa pafupifupi kilometre. Kuluka iwo mu 8-12 kuwonjezapo ndi okondedwa silika.

The ntchito nsalu ndi kusintha kwambiri. Mu mbiri yake yaitali nkhaniyi watumikira osati kusintha ndi zovala yapamwamba. Mudzakhala odabwa kwambiri kuphunzira zimene ntchito silika, koma chobvala.

Mbiri ya ulusi matsenga

Silika wakhala kuyambira nthawi zakale. Kuzichita izo zinayambira mu China wakale. Woyamba anapezazo pofukula kunayamba zaka 5000-3000 BC. e. Nkhani ya waphimbika ake chinsinsi ndi nthano. Kwa nthawi yaitali mtengo wa kudula nkhani yabwino kangapo kuposa mtengo wa golide. Silika zinachitika padziko zochitika zazikulu m'mbiri ya Nthawi zambiri, ndi wotchuka "silika Road" anali mtsempha wamagazi zothandiza chitukuko ndi umoyo wa madera osiyanasiyana.

dera ntchito

Masauzande angapo zaka mtengo wa silika anali kwambiri moti ambiri a olamulira a sitikanakhoza kuvala izo. Mu Middle Ages kuti anali ndalama ya mayiko, thireyi yake msonkho ndi mphatso zamtendere.

The ntchito za silika msanga anasamukira kupitirira mbiri ya zovala. yarns ali angapo wapadera katundu amene amafotokoza chifukwa ndi zimene ntchito silika, kupatula chovala:

• silika, ngakhale wochepa thupi, koma wolimba ngati waya, ndipo ndi kusintha kwambiri, motero mwakhama ntchito madokotala komanso asodzi m'malo mwa mzere ano nsomba;
• termoskopicheskimi silika ali wapadera katundu - limawapatsa kuzizira mu kutentha ndi kuzizira umafunda Koma silika thonje wachita kale ntchito popanga mikanjo ofunda akuluakulu Chinese bwalo ndi akazi okongola;
• woonda ndi cholimba silika maziko a zolemba Far East, kuchotsa pepala.

Ndipo kuchokera mwa iwo anapanga zikwangwani, partitions, mafani ndi zipewa. Ndi zodabwitsa zimene ntchito silika, koma zovala!

Ndipo ngati zenizeni?

Modern silika nsalu ndi mu ankafuna wamkulu pakati ogula. Kumbali ya ulimi, iwo ndi ya chiwiri kwa yaikulu padziko lonse (pambuyo thonje). Komabe, chiwerengero cha silika zachilengedwe 2 okha% ya okwana, ndi zina - kupanga (viscose kapena nthochi).

Silika ndi chiyambi zachilengedwe ndi mtengo, ndipo izo zikanakhala zosasangalatsa kwambiri kugula mmalo mwake zinthu zopangidwa ndi anthu. Tikungotchula njira yaikulu kuyesa minofu chifukwa chachilengedwe:

1. Afufuze moto - ngakhale zovuta, koma njira yodalirika. Pamene akayaka nsalu fungo chilengedwe cha ubweya ndi yokumba - Kupanga kapena yopsereza pepala.
2. Chophweka ndi ambiri Kufikika mu njira iliyonse funsani zinthu zachokera zomverera chogwirika. Pamene inu kukhudza kanthu iye mofulumira kupeza thupi kutentha, tikafika ichi, iye anapatsidwa dzina lakuti wa "khungu yachiwiri".
3. silika Natural pafupifupi wosweka. Kukayezedwa mwamsanga crumple nsalu chibakera chake apite pambuyo masekondi angapo. Ngati nkhaniyo ndi yokumba adzakhala bwino ku chipinda kangaude komanso pa zachilengedwe - sadzachitanso noticeable.

Koma sindikuganiza za silika yokumba monga katundu shoddy. Modern nsalu kupanga zafika pamlingo kumene opangidwa mmalo mosavuta kupikisana ndi anzawo achilengedwe. Viscose kapena zinthu nthochi angagwiritsidwe ntchito yemweyo, amene anali ndi silika. Kuwonjezera zovala, ndi, poyamba pa zonse, kunyumba nsalu: bedi nsalu, makatani, bedspreads, nsalu za patebulo. Mowa nsalu kuti kusoka zinthu izi ndi zopambana, ndipo nkubwera thandizo la yokumba silika mwayi waukulu - mtengo wotsika.