Lub Kaum Ob Hlis 3, 2019. Niaj hnub no, ntau yam khoom tsim nrog cov khoom siv txhuas yas hau. Lub hom phiaj tseem ceeb yog ua lub luag haujlwm tiv thaiv. Txawm li cas los xij, thaum peb siv cov khoom zoo li no, peb yuav tsum xyuam xim rau peb tus kheej thaum qhib lub hau yas. kev nyab xeeb thiab zam kev raug mob.
Tam sim no, lub kaus mom lub raj mis yas yog ib qho tseem ceeb ntawm cov khoom ntim khoom noj thiab dej haus, thiab nws kuj yog qhov chaw uas cov neeg siv khoom muaj kev sib cuag nrog cov khoom. Lub raj mis yas hau muaj lub luag haujlwm ntawm kev khaws cov ntsiab lus ntawm cov khoom kaw, thiab tseem muaj lub luag haujlwm ntawm kev tiv thaiv tub sab qhib thiab kev nyab xeeb, yog li nws tau dav siv hauv cov khoom ntim khoom.
Kev siv lub kaus mom PVC tau nce los ntawm 6 feem pua hauv xyoo 2012 txog 25 feem pua hauv xyoo 2014. PVC tseem tsis tau rov qab mus rau 30 feem pua hauv xyoo 2004, tab sis qhov no yog qhov nkag siab tshaj plaws ntawm PVC lub kaus mom txij li xyoo 2004.
Kev siv PVC dominates qis-kawg wines. 32 feem pua ntawm cov cawv yog nyob nruab nrab ntawm $ 10 thiab $ 13.99 thiab 23 feem pua hauv qab $ 7. Txawm li cas los xij, kuj tseem muaj qhov sib faib loj ntawm wines hauv $ 14 txog $ 19.99 tus nqi ntau, ntawm 16 feem pua. Vim tias lub kaus mom txhuas tau dhau los ua tsis tshua muaj neeg nyiam, lawv tau poob los ntawm 4 feem pua ntawm 10 xyoo dhau los mus rau 6 feem pua hauv 2014. Yog li ntawd, PVC lub kaus mom roj hmab tau nce siab dua thiab siab dua. Thaum luam ntawv kub shrinkable ntawv, tam sim no peb feem ntau siv UV tshuab. Yog li, dab tsi yog qhov zoo ntawm cov tshuab no? Dab tsi yog vim li cas rau qhov kev xaiv nrov ntawm cov tshuab no? Nov yog ib lo lus nug uas kuv xav qhia rau koj hnub no, cia peb saib nws.
Thaum tshav kub kub shrinkable trademark printing xaiv UV tshuab. Nyob rau hauv xyoo tas los no, qhov kev loj hlob txhua xyoo ntawm UV qauv yuav ncav cuag 7 feem pua, qhov kev loj hlob txhua xyoo ntawm UV ziab cov cuab yeej yuav yog 10 feem pua, thiab kev loj hlob ntawm UV inks thiab cov kua roj vanish yuav nrawm, ncav cuag 14 feem pua. Raws li kev txheeb cais ntawm cov tuam txhab luam ntawv hauv Tebchaws Meskas, kev noj txhua xyoo ntawm UV inks thiab cov kua roj vanish hauv kev lag luam hauv zos tau nce li ntawm 15 feem pua, uas yog yuav luag 10 npaug ntawm txhua xyoo kev loj hlob ntawm tus number case consumables nyob rau hauv cov tsoos offset luam ntawv lag luam.
