Dab tsi ntawm cov ntoo yog birch ntoo? Dab tsi yog cov yam ntxwv ntawm birch ntoo?

I. Cov Qib Ntawm Birch Ntoo

Birch ntoo yog feem ntau suav tias yog nruab nrab -}}}}}} Cov Khoom Siv Lub Cev Muaj Cai thiab Aesthetic Tus Nqi. Piv rau siab -} kawg watts zoo li oak thiab walnut, tsis tau nws cov kev ua tau zoo dua, thiab hauv qee cov ntawv thov, Birch txawm muaj ntau dua zoo. Hauv qab no yog qee yam cuam tshuam rau qib ntawm Birch Ntoo:

1. Kev Loj Hlob thiab Khoom Muag Khoom thiab Khoom Muag: Birch hlob tuaj sai thiab muaj ntau yam, pab txhawb nws tus nqi qis. Txawm li cas los xij, vim nws txoj haujlwm zoo thiab kev thov kom zoo nkauj, Birch tswj nws nruab nrab- qib kawm hauv khw.

2. Cov yam ntxwv ua kom pom: Birch muaj nplua thiab txawm tias cov xim zoo nkauj los ntawm lub teeb daj rau lub teeb xim av, ua kom haum rau kev tsim kho niaj hnub thiab kev sib tw ib txwm muaj.

3. Durability: Birch muaj qhov hnyav dua, thiab hnav tsis kam, ua kom haum rau cov khoom siv thiab cov ntaub ntawv ruaj khov thiab ruaj khov.

Ii. Cov yam ntxwv ntawm Birch Ntoo

1. Hardness thiab ntom ntom: Birch tau muaj kev tawv tawv hnyav, feem ntau hauv nruab nrab ntawm cov mohs haright nplai. Qhov no ua rau nws yooj yim rau kev ua haujlwm nrog thaum tseem muaj zog txaus rau ntau cov rooj tog thiab cov ntawv thov.

2. Lis thiab Xim: Birch muaj nplua thiab txawm lis cov xim, nrog cov xim xws li creamy dawb rau lub teeb xim av. Qhov kev sib xyaw ntawm cov xim thiab cov nplej ua rau birch heev nrov rau cov rooj tog ua, tshwj xeeb tshaj yog rau kev tsim qauv xav tau yooj yim, niaj hnub no.

3. Tougy thiab Elasticity: Birch yog tawv thiab elastic, muaj peev xwm tiv thaiv ib co deformation yam tsis muaj tawg, ua rau nws zoo heev rau cov khoom ntoo nkhaus.

Ua haujlwm: Birch yog ib qho yooj yim los txiav, txua, thiab xuab zeb, thiab nws lees txais xim thiab stains zoo. Cov yam ntxwv ua haujlwm zoo heev ua rau birch ib cov khoom nrov heev rau cov ntoo ua haujlwm thiab rooj tog.