Tsev > Kev paub > Ntsiab lus

Glossy Ballpoint cwjmem txheej txheem

Mar 18, 2022

Neutral cwj mem, luv luv rau nruab nrab tus cwj mem ballpoint cwj mem, pib hauv Nyij Pooj thiab yog cov cuab yeej sau ntawv tshiab uas tam sim no nrov hauv ntiaj teb. Raws li hom cwj mem, xim xim, qauv, thiab lwm yam, nws tuaj yeem muab faib ua ntau hom gel cwj mem. Koj tuaj yeem xaiv raws li koj tus kheej xav tau.

Gel cwjmem muaj qhov zoo ntawm ob lub cwj mem dej thiab roj {{{0}}} raws li cov cwj mem ballpoint, nrog kev sau ntawv zoo, tsis tshua muaj tus cwj mem viscosity, thiab ntxiv cov tshuaj uas yooj yim rau lubricate. Lub viscosity ntawm qhov nruab nrab sau ntawv yog nyob nruab nrab ntawm dej -raws li thiab roj-raws li, yog li nws yog smoother dua li cov roj zoo tib yam -raws li ballpoint cwjmem. Nws yog ib qho khoom kho dua tshiab ntawm cov roj- cov cwj mem ballpoint. Lub nib loj ntawm gel cwj mem yog kwv yees muab faib ua ob hom: 1.0mm thiab 0.5mm.


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