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Dab tsi yuav tsum them sai sai thaum muag cov thoob yas siv

Nov 16, 2019

1. Ua ntej, lub thoob yas yuav tsum tsis muaj dej xau, qhov tsos yuav tsum yog qhov pib puag ncig, thiab tsis muaj qhov teeb meem ntawm lub tshuab ntawm ntug ntawm lub foob ntawm ob hnub.

2. Lwm qhov ntawm lub thoob lub cev tsis muaj qhov tsis txawv txav ntawm qhov xwm txheej tshwm sim los ntawm thaj chaw loj ntawm sab nraud quab yuam, thiab qhov tsis muaj qhov cuam tshuam yuav tsis ua rau lub kaum ntsees lossis ua rau cov tuab ntawm daim hlau.

3, lub hau yas hau thiab lub thoob hauv qab deformation tsis tuaj yeem su.

4, txhawm rau xyuas kom nruj ntawm cov yas nruas.https://www.fhpails.com/


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