Vim li cas kev saws me nyuam ua tsis tiav?

Cov txheej txheem:

Vim li cas kev saws me nyuam ua tsis tiav?
Vim li cas kev saws me nyuam ua tsis tiav?
Anonim

Kev sib tw ua tsis tiav - Ib qho laj thawj feem ntau rau kev saws me nyuam tsis tshwm sim yog qhov ua tsis tiav. Qhov no tshwm sim thaum leej niam leej txiv xaiv ib tsev neeg saws thiab txiav txim siab ua niam txiv. … cuam tshuam kev saws me nyuam – Ib qho cuam tshuam kev saws me nyuam feem ntau tshwm sim nrog cov me nyuam loj tuaj saws los ntawm kev tu tu.

Ntau npaum li cas yog kev saws me nyuam ua tsis tau?

Txawm hais tias kev txheeb cais ntawm kev cuam tshuam sib txawv, kev tshawb fawb xyoo 2010 ntawm US kev coj ua los ntawm University of Minnesota thiab Hennepin County, Minn., pom tias nruab nrab ntawm 6 feem pua thiab 11 feem pua ntawm tag nrho cov saws raug cuam tshuam ua ntej lawv ua tiav.

Vim li cas ho ua tsis tau raws li kev saws me nyuam?

Kev saws me nyuam ua tsis tau tej zaum kuj yuav tshwm sim nyob rau hauv ib hom kev saws me nyuam txawm tias tus me nyuam mos los yog tus me nyuam loj. Kev saws me nyuam yuav poob dhau ntawm cov ntaub ntawv tsis raug, cov ntaub ntawv tsis raug ua tiav, niam txiv yug los yog niam txiv saws hloov siab, lossis ntau yam laj thawj.

Yuav ua li cas yog tias kev saws me nyuam ua tsis tiav?

Thaum kev saws me nyuam ua tsis tiav tom qab finalization, teeb meem kev cai lij choj nyuaj dua. Tam sim no koj cov cai niam txiv yuav tsum raug txiav tawm hauv tsev hais plaub thiab xa mus rau koj lub xeev lossis rau lwm tus niam txiv saws. Koj yuav xav tau cov lus qhia tshwj xeeb los ntawm tus kws tshaj lij thiab tus kws lij choj; koj thiab tus menyuam yuav xav tau kev txhawb siab.

Yuav ua li cas xaus kev saws me nyuam?

Ib zaug kev saws daws tiav lawm, yog tias ib tog xav thim rov qabkev saws me nyuam, nws yuav tsum tau xa daim ntawv thov mus rau lub tsev hais plaub - qhov no feem ntau yog ua los ntawm tus me nyuam cov niam txiv yug los yog tus me nyuam cov niam txiv saws. Thaum qhov kev thim rov qab tuaj yeem ua tau, cov kev cai lij choj hais txog cov txheej txheem no nruj heev.

Pom zoo:

Nthuav cov khoom
Puas yog homomorphism tib yam li isomorphism?
Nyeem ntxiv

Puas yog homomorphism tib yam li isomorphism?

Isomorphism yog homomorphism tshwj xeeb. Greek keeb kwm "homo" thiab "morph" ua ke txhais tau tias "zoo tib yam." Muaj ob qhov xwm txheej uas homomorphisms tshwm sim: thaum ib pab pawg yog ib pawg ntawm lwm pawg;

Yuav tau sawv los yog tshwm sim?
Nyeem ntxiv

Yuav tau sawv los yog tshwm sim?

Peb hom tshwm sim yog arise, sawv, arisen. Nws yog siv hauv cov ntsiab lus tseem ceeb: Ib lub sijhawm tshwm sim thiab nws txiav txim siab los ua txoj haujlwm hauv Brussels. Ib qho teeb meem tshwm sim nrog kuv daim ntawv hla tebchaws. Koj siv arose hauv kab lus li cas?

Nyob hauv qab ceg cov leeg nqaij gastrocnemius khoov?
Nyeem ntxiv

Nyob hauv qab ceg cov leeg nqaij gastrocnemius khoov?

Cov leeg nqaij gastrocnemius flexes ko taw ntawm pob qij txha- uas yog nws ua rau taw taw ko taw nqes los ntawm khoov nws ntawm pob taws pob taws, xws li thaum koj sawv ntawm koj. cov ntiv taw. Qhov kev txiav txim no hu ua plantar flexion. Lub gastrocnemius kuj flexes ceg ntawm lub hauv caug sib koom.