Puas yog tsob ntoo kim?

Cov txheej txheem:

Puas yog tsob ntoo kim?
Puas yog tsob ntoo kim?
Anonim

Firwood nthuav tawm ntau lub zog thiab hardness piv nrog lwm yam ntoo xws li spruce, ntoo thuv, lossis hemlock. Ntxiv mus, blemishes los yog knots tsis tsim rau fir. Txawm li cas los xij, fir kuj kim dua li lwm hom ntoo uas tau hais los saum toj no.

Puas yog ntoo pheej yig?

Fir. Feem ntau hu ua Douglas Fir, cov ntoo no muaj ib qho ncaj, hais lus nplej, thiab muaj xim liab xim rau nws. Fir feem ntau yog siv rau lub tsev; Txawm li cas los xij, nws pheej yig thiab tuaj yeem siv rau qee lub rooj tog ua ib yam.

Puas Douglas fir ib tsob ntoo kim?

Fir yog ib qho nyuaj thiab muaj zog dua li ntoo thuv, spruce lossis hemlock, thiab nws tsis tshua muaj pob los yog lwm yam blemishes. Nws yuav kim dua tab sis tej zaum tsis kim li ntoo ntoo zoo li ntoo qhib, tshwj tsis yog nws pom tseeb fir. Fir boards uas tsis muaj blemish kiag li kim dua ntoo qhib.

Puas yog tsob ntoo kim dua ntoo?

Fir feem ntau kim dua ntawm ob hom ntoo. Qhov no yog ib feem vim cov ntoo thuv tuaj yeem ua haujlwm nyuaj vim nws cov pob caus thiab nws lwm yam ntaub ntawv.

ntau npaum li cas ntoo ntoo?

Lub Ob Hlis 2018, tus nqi nruab nrab hnyav ntawm Douglas fir export cav yog $887/MBF, uas yog 26 feem pua siab dua lub Ob Hlis 2017 tus nqi ntawm $ 706 / MBF.

Pom zoo: