Dab tsi ua rau tsob ntoo nyom?
Dab tsi ua rau tsob ntoo nyom?

Video: Dab tsi ua rau tsob ntoo nyom?

Video: Dab tsi ua rau tsob ntoo nyom?
Video: David Yang - Ua Dab Tsi Txhaum Koj (PNP REMIX) 2024, Kaum ib hlis
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A ntoo diav yog ib tug bifurcation nyob rau hauv lub cev ntawm ib tug tsob ntoo muab sawv mus rau ob roughly sib npaug txoj kab uas hla. Cov no diav rawg yog ib qho feature ntawm tsob ntoo yas yas. Ntoo grain orientation rau saum ib ntoo diav yog xws li cov ntoo grain qauv feem ntau interlocks los muab kev pab txhua yam txaus.

Yog li ntawd, vim li cas cov ntoo tawg ua ob?

Qee zaum ob forks ib tsob ntoo yuav loj hlob li qub. Qhov no tuaj yeem yog qhov xwm txheej sab hauv rau lub tsob ntoo , los yog vim muaj kev raug mob sab nraud xws li sab saum toj ntawm lub cev tseem ceeb ntawm cov sapling raug xauj los ntawm cov tsiaj qus, tawm hauv cov ceg qis los sib tw los ua ib lossis ntau lub pob tw.

Qhov txawv ntawm tsob ntoo thiab tsob ntoo limb yog dab tsi? Raws li lub npe qhov txawv ntawm ceg thiab ko taw yog tias ceg yog woody ib feem ntawm a tsob ntoo tshwm sim los ntawm lub cev thiab feem ntau faib thaum ko taw yog ib qho tseem ceeb appendage ntawm tib neeg los yog tsiaj, siv rau locomotion (xws li caj npab, ceg los yog tis) los yog ko taw tuaj yeem yog (astronomy) qhov pom kev pom ntawm lub cev celestial.

Ua li no, qhov chaw ntawm tsob ntoo hu ua dab tsi?

Lub cev ntawm lub cev Lub cev muaj tsib yam tseem ceeb: cov tawv ntoo, sab hauv tawv tawv, cambium, sapwood, thiab heartwood. Thaum kawg ntawm lub chaw ntawm tsob ntoo yog lub plawv.

Ob tsob ntoo tuaj yeem loj hlob mus rau ib qho?

Inosculation yog ib tug phenomenon nyob rau hauv uas trunks, ceg los yog cov hauv paus hniav ob tsob ntoo loj tuaj ua ke. Nws yog feem ntau rau cov ceg ntawm ob tsob ntoo ntawm tib hom rau loj hlob ua ke, txawm tias inosculation tej zaum yuav raug sau tseg thoob plaws lwm hom. Cov ceg ua ntej loj hlob nyias nyob ze ib leeg mus txog thaum lawv kov.

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