Txij li thaum lub hnab ziplock tam sim no muaj qhov zoo airtightness, tshwj xeeb tshaj yog thaum siv, lawv tuaj yeem raug kaw yooj yim kom ntseeg tau tias cov zaub thiab txiv hmab txiv ntoo tshiab thiab tsis txhob xau, thiab lwm yam, yog li cov khoom zoo li no tseem siv dav, tab sis rau cov lag luam tam sim no hais tias, nws tseem yuav tsum tau xaiv cov khoom kom raug thiab nrhiav cov khoom tsim nyog.
Rau cov lag luam uas xav tau tam sim no, yog tias lawv xav xaiv cov hnab ziplock, lawv yuav tsum xav txog ntau yam. Thawj qhov yuav tsum tau xav txog yog tus qauv thiab cov lus qhia tshwj xeeb ntawm cov khoom no, uas xav tau kev saib xyuas. Feem ntau, cov khoom siv no yog siv nyob rau hauv ntau qhov chaw, yog li tseem muaj cov kev xav tau ntawm qhov loj me. Yog li ntawd, cov ntsiab lus no yuav tsum tau txiav txim siab, yog tias tus qauv thiab qhov tshwj xeeb tsis haum, nws yuav cuam tshuam ncaj qha rau daim ntawv thov ntawm cov khoom. Ntawm chav kawm, tsis tsuas yog hom thiab specification ntawm lub hnab ziplock, tab sis kuj zoo ntawm nws cov khoom, tshwj xeeb tshaj yog cov ntaub ntawv siv nyob rau hauv nws, kuj txawv, vim hais tias ntawm txawv cov ntaub ntawv xws li yas thiab ntawv. Txij li cov no yog cov ntaub ntawv tsim khoom ntawm cov khoom, nws tseem yuav tsum nkag siab cov ntaub ntawv rau qee qhov, thiab xaiv cov khoom tsim nyog thiab cov khoom siv los ntawm lawv raws li lawv qhov xav tau tiag tiag.
Qhov tseeb, tam sim no lub hnab ntim tus kheej tau ua lub luag haujlwm zoo heev, yog li nws tau dhau los ua cov khoom siv hauv txhua qhov chaw ntawm lub neej. Rau cov lag luam uas xav tau, vim lawv yuav tsum xaiv cov khoom, lawv yuav tsum xav txog ntau yam. Xaiv cov khoom tsim nyog los yuav kom tau raws li qhov xav tau ntawm kev siv tiag tiag.
