Txhais li cas thaum koj pib dilate?

Cov txheej txheem:

Txhais li cas thaum koj pib dilate?
Txhais li cas thaum koj pib dilate?
Anonim

Dilation yog maj mam qhib lub ncauj tsev menyuam (qhov nqaim, qis ntawm koj lub tsev menyuam) kom koj tus menyuam hla dhau. Dilation tshwm sim thaum koj mus ua haujlwm, thiab feem ntau pib txawm tias ua ntej pib ua haujlwm.

Yuav ua li cas tus poj niam mob plab?

Thaum ua haujlwm, mob hnyav ntawm lub tsev menyuampab txav tus menyuam mos thiab thaum kawg tawm ntawm lub plab, thiab mus rau hauv qhov chaw mos. Cov contractions no ua rau lub ncauj tsev menyuam thiab ua rau nws nthuav mus qeeb.

Yuav ua li cas thaum koj pib dilating?

Thaum lub sijhawm thawj theem ntawm kev ua haujlwm, koj lub ncauj tsev menyuam yuav pib qhib (dilate) thiab nyias tawm (efface) kom cia koj tus menyuam txav mus los ntawm koj qhov kwj dej yug. Dilation pib ntawm 1 centimeter (tsawg dua 1/2 nti) thiab mus rau txhua txoj kev mus rau 10 centimeters ua ntej nws muaj chaw txaus los thawb koj tus menyuam mus rau hauv lub ntiaj teb.

Thaum twg koj yuav tsum pib dilating?

Koj feem ntau pib dilating nyob rau cuaj lub hlis ntawm cev xeeb tub raws li hnub kawg yuav los ze dua. Lub sijhawm sib txawv ntawm txhua tus poj niam. Rau qee qhov, dilation thiab effacement yog cov txheej txheem maj mam tuaj yeem siv sij hawm ntau lub lis piam lossis txog li ib hlis. Lwm tus tuaj yeem nthuav dav thiab ua rau hmo ntuj.

Kuv yuav ua li cas thiaj ua kom kuv lub ncauj tsev menyuam loj dua?

nce thiab txav mus los yuav pab kom nrawm nrawm los ntawm nce ntshav ntws. Taug kev nyob ib ncig ntawm chav tsev, ua haujlwm yooj yim hauv txaj lossis lub rooj zaum, lossis txawm tias hloov txoj haujlwm yuav txhawb nqadilation. Qhov no yog vim qhov hnyav ntawm tus menyuam siv lub ncauj tsev menyuam.

Pom zoo:

Nthuav cov khoom
Puas talcum hmoov yaj hauv dej?
Nyeem ntxiv

Puas talcum hmoov yaj hauv dej?

Talc yog xyaum insoluble hauv dej, dilute ntxhia acids, thiab dilute daws ntawm alkali halides thiab alkaline hydroxides. Nws yog soluble hauv kub concentrated phosphoric acid. Vim li cas talcum hmoov tsis yaj hauv dej? Tsim Hauv Tsev.

Vim li cas thiaj siv schlieren photography?
Nyeem ntxiv

Vim li cas thiaj siv schlieren photography?

Schlieren kev yees duab yog txheej txheem pom kev uas yog siv los yees duab cov dej ntws ntawm qhov sib txawv. Tsim los ntawm German physicist lub yim hli ntuj Toepler nyob rau hauv 1864 los kawm supersonic motion, nws yog dav siv nyob rau hauv aeronautical engineering los yees duab cov ntws ntawm huab cua nyob ib ncig ntawm cov khoom.

Yuav rov hais dua email li cas?
Nyeem ntxiv

Yuav rov hais dua email li cas?

Koj tuaj yeem sim: "Kuv tab tom ua raws li hauv qab no" lossis "Ua raws li qhov no [thov / nug / haujlwm]" "Kuv rov qab rau hauv qab no" lossis "Circling rov qab rau ntawm no [thov / nug / assignment]