Scope ntawm daim ntawv thov: BOPP daim kab xev tshuab slitting yog tsim rau cov khoom siv pob txha BOPP cov khoom siv pob tshab.
Cov nta:
1.Qhov ntau qhov chaw ntawm lub tshuab kev tswj, ua kom pom tseeb ntawm cov tswj vaj huam sib luag, yooj yim rau kev khiav lag luam.
2. Kev ntsuas peb theem: theem siab tshaj peb theem hais kom tseeb tseeb txog qhov ntev ntev.
3. Kev sib hloov sib hloov khoom siv sib txig: Tom qab cov dej ntws ua tiav tiav, ob lub shafts yuav muab sib hloov, uas yog ib qho yooj yim rau kev lag luam thiab muaj kev ua haujlwm siab.
4. Hneev nti ua kom tiav log: Lub cav log tsis zoo yog lub hom phom tsim. Txhawm kom tshem tawm cov ntaub nplaum thaum lub sij hawm tsis los yog pub mis.
5. Pneumatic nres: Thaum nres, daim kab xev yuav nres tau tam sim ntawd, qhov tseeb yog qhov tseeb thiab daim ntawv qhia meej yog qhov tseeb.
