Kev faib cov ntawv khob

Cov khob ntawv tau muab faib ua ib zaug -sab PE-coated thiab ob chav-sab PE-coated khob.
· Ib leeg -sab PE-coated ntawv khob: Cov no yog tsim los ntawm daim ntawv nrog ib tug PE (polyethylene) txheej ntawm ib sab (feem ntau standard khob khob thiab promotional khob poob rau hauv qeb no). Lawv yog cov yam ntxwv los ntawm ib tug du PE txheej rau sab hauv nto uas tuav cov kua.
· Ob chav -sab PE-coated ntawv khob: Cov no yog tsim los ntawm daim ntawv nrog PE txheej ntawm ob sab. Lawv yog cov yam ntxwv los ntawm PE txheej ntawm ob sab hauv thiab sab nrauv ntawm lub khob.
· Daim ntawv loj: khob qhov ntau thiab tsawg yog ntsuas hauv ooj (oz). Cov piv txwv uas pom hauv khw muaj xws li 9 oz, 6.5 oz, thiab 7 oz khob.
· Ounce (oz): Ib ooj yog ib chav ntawm qhov hnyav; Nyob rau hauv cov ntsiab lus no, 1 ooj sib haum rau qhov hnyav ntawm 28.34 milliliters dej.
Qhov no tuaj yeem qhia tau tias: 1 oz=28.34 ml=28.34 g.
Hom khob ntawv muaj xws li cov khob uas siv tau pov tseg, khob tshaj tawm, khob tos txais qhua, khob haus, khob mis nyuj haus, thiab khob tasting.