Dab tsi yog qhov zoo thiab qhov tsis zoo ntawm cov me nyuam trolley hnab

Dab tsi yog qhov zoo thiab qhov tsis zoo ntawm cov menyuam yaushnab trolley

Lub tsev kawm ntawv siab ntawm cov tub ntxhais kawm niaj hnub no tsis yog siab heev, thiab qhov hnyav ntawm cov tub ntxhais kawm lub hnab trolley tau hnyav dua thiab hnyav dua vim muaj ntau yam haujlwm ua tom tsev, tshwj xeeb tshaj yog rau cov menyuam kawm ntawv theem pib, lawv cov hnab ntawv hauv tsev kawm ntawv qee zaum tsis teeb ntawm tes ntawm cov neeg laus. Yuav kom txo tau cov tub ntxhais kawm ntawv, cov tub ntxhais kawmhnab trolleykuj tau tshwm sim raws li lub sijhawm xav tau. Yog li, dab tsi yog qhov zoo thiab qhov tsis zoo ntawm cov tub ntxhais kawm lub hnab trolley?

Qhov zoo ntawm cov menyuam yaushnab trolley
Cov tub ntxhais kawm lub hnab trolley daws lub nra hnyav ntawm cov hnab kawm ntawv hnyav ntawm cov menyuam lub cev tsis muaj zog, thiab ua kom yooj yim rau menyuam yaus. Ib txhia yog detachable, uas yuav siv tau raws li zoo tib yam schoolbags thiab trolley schoolbags, realizing dual-siv nyob rau hauv ib lub hnab, kom ib tug zoo npaum li cas Nws tsim kom yooj yim rau cov me nyuam. Ntxiv mus, qhov zoo ntawm lub tsev kawm ntawv lub hnab trolley yog qhov zoo heev. Nws tsis tsuas yog muaj dej tsis zoo, tab sis kuj tsis yooj yim rau deform. Nws yog qhov ruaj khov heev thiab feem ntau muaj lub neej ua haujlwm txog li 3-5 xyoos.

Qhov tsis zoo ntawm cov tub ntxhais kawmhnab trolley
Txawm hais tias cov tub ntxhais kawm lub hnab trolley tuaj yeem nce ntaiv, nws tseem tsis yooj yim rau cov menyuam yaus rub lub trolley schoolbag nce thiab nqis tus ntaiv, tshwj xeeb tshaj yog thaum lub trolley schoolbag loj thiab hnyav, nws yog qhov ua rau muaj neeg coob coob lossis raug xwm txheej; lub hnab kawm ntawv loj heev thiab hnyav rau muab tso rau ntawm lub rooj. Cov xwm txheej yuav tshwm sim thaum ua si tom qab chav kawm; cov menyuam yaus nyob rau theem kev loj hlob thiab kev loj hlob, thiab lawv cov pob txha kuj sib tw. Yog tias lawv rub lub hnab ntawv mus rau sab xis nrog ib txhais tes ntev ntev, tus txha nraub qaum yuav tsis sib npaug, uas tuaj yeem ua rau tus txha nraub qaum xws li hunchback thiab lub duav tawg, thiab nws kuj yooj yim rau pob dab teg.

Yog li ntawd, kuv xav qhia rau txhua tus niam txiv tias nws yog qhov zoo dua rau cov menyuam yaus nqa lub hnab ev ntawv, thiab qhov kev nyab xeeb yog siab dua li ntawm lub hnab ev ntawv trolley.