Ntev npaum li cas Stretch Wrap Ntev?

Ntev npaum li cas stretch qhwv kav?

Stretch qhwv yog ib qho khoom siv ntim khoom siv dav hauv kev lag luam, kev lag luam, thiab txawm tias nyob hauv daim ntawv thov vim nws hloov tau thiab muaj zog. Nws yog ib txoj hauv kev pheej yig los tiv thaiv thiab khaws ntau yam khoom thaum lawv khaws lossis thauj. Tab sis dab tsi yog qhov lifespan ntawm stretch qhwv?

Qhov zoo ntawm cov ntaub qhwv stretch, qhov chaw cia lossis kev siv, thiab kev npaj siv tsuas yog qee qhov kev hloov pauv uas cuam tshuam cov lus teb rau lo lus nug no. Yog tias khaws cia thiab saib xyuas kom raug, cov ntaub qhwv cov ntaub qhwv zoo tuaj yeem ua siab ntev rau ntau xyoo lossis ntev dua.

Ib qho tseem ceeb uas yuav tsum tau xav txog yog ib puag ncig uas khaws cov ntaub qhwv. Nws yuav tsum tau khaws cia rau hauv qhov chaw txias, qhuav kom deb ntawm tshav ntuj ncaj qha, noo noo, thiab kub heev. Kev cuam tshuam rau cov ntsiab lus no tuaj yeem ua rau cov yeeb yaj kiab tsis muaj zog thiab txo nws cov txiaj ntsig. Nws tseem yog ib qho tseem ceeb kom tsis txhob khaws cov ntaub qhwv rau hauv cov cheeb tsam uas muaj cov kab mob tsis haum xeeb (VOCs), uas tuaj yeem cuam tshuam nrog cov yeeb yaj kiab thiab ua rau muaj kev puas tsuaj.

Lwm qhov tseem ceeb tshaj plaws yog qhov kev ntxhov siab uas lub stretch qhwv yog raug rau thaum siv. Stretch qhwv yog tsim los ncab thiab ua raws li cov duab ntawm cov khoom nws yog qhwv, tab sis ntau stretching los yog nro tuaj yeem ua rau cov yeeb yaj kiab tawg lossis tsim kua muag. Nws yog ib qho tseem ceeb uas yuav tsum tau siv tus nqi ntawm stretch qhwv rau txhua daim ntawv thov thiab tuav cov khoom qhwv nrog kev saib xyuas.

Hauv cov ntsiab lus, cov ntaub qhwv zoo nkauj tuaj yeem siv tau ntau xyoo lossis ntau dua yog tias nws khaws cia, siv, thiab khaws cia zoo. Los ntawm kev ua raws li cov kev coj ua zoo tshaj plaws rau kev khaws cia thiab siv, kev lag luam thiab tsev neeg tuaj yeem ua kom lawv cov khoom muaj kev nyab xeeb thiab tiv thaiv thaum thauj thiab khaws cia.