Dab tsi yog qhov zoo sib xws thiab qhov sib txawv ntawm kauv khi thiab xaim khi?

Dab tsi yog spiral binding?

  Kauv binding yog txhawm rau khi cov nplooj ntawv nrog cov yas kauv kauj uas muab tso rau hauv qhov ntawm ntug ntawm daim ntawv. Txij li thaum muab kauv khi siv cov kauv yas uas hloov tau yooj yim thiab ruaj khov, nws tso cai rau siv ntau zaus thiab yuav tsis ua rau kev sib khi.

Txoj hlua khi yog dab tsi?

  Hlau binding, tseem hu ua hlau o binding, yog los khi cov nplooj ntawv ua ke los ntawm kev xuas lub qhov rau hauv cov ntawv thiab tom qab ntawd lacing ib tug hlau zuag. Vim hais tias hlau o binding adopts hlau los khi, nws yog feem ntau siv nyob rau hauv kev lag luam chaw.

Qhov txawv

  Qhov sib txawv tseem ceeb ntawm phau ntawv nrog kauv khi thiab hlua khi yog qhov pom thiab ua haujlwm. Cov phau ntawv nrog cov hlua khi muab cov neeg ua haujlwm zoo dua li kev khi hlua khi. Ntawm qhov tsis sib xws, cov phau ntawv nrog kauv khi yog qhov ruaj khov dua.

Qhov zoo sib xws

  Qhov lawv muaj qhov sib xws yog tias lawv tuaj yeem tig nplooj ntawv 360 degrees, tsis muaj tsawg kawg ntawm nplooj ntawv, thiab lawv tuaj yeem khi rau daim npav. Cov peev txheej no tsis tuaj yeem pom nyob rau hauv lwm cov kev xaiv khi.