Cov phooj ywg uas tsav tsheb yuav tsum tau ntsib kev nrawm nrawm. Rau cov nroog, feem ntau ntawm cov tsheb nrawm tshwm sim hauv cov tsev kawm ntawv, tsev kho mob, cov zej zog, thiab lwm yam, feem ntau yog kom cov tswv tsheb qeeb thiab ua tib zoo saib xyuas kev nyab xeeb. Rau cov chaw nyob deb nroog, nws yuav tsum tau muab tso rau ntawm qhov nkag ntawm lub zos lossis qhov chaw uas cov tsheb thauj khoom feem ntau dhau los tiv thaiv cov tsheb thauj khoom los ntawm kev sib tsoo ntawm txoj kev mus ntev. Txawm li cas los xij, kev txhim kho ntawm cov pob nrawm tau maj mam hloov. Yog li, puas yog cov pob nrawm uas tuaj yeem pom txhua qhov chaw tiag tiag? Nws puas ua haujlwm tiag?
Cov pob nrawm kuj hu ua pob nrawm. Muaj peb hom ntau tshaj plaws hauv Suav teb.
Thawj yog qhov nrawm nrawm.
Kev kub ceev nrawm, tseem hu ua deceleration markings, yog ua los ntawm cov khoom kub-kua. Lawv nyob nraum tsheb-phooj ywg, nrog tsawg bulges tab sis zoo ceeb toom kom qeeb. Vim tias tib neeg nyiam pw tsaug zog thaum tsav tsheb mus ntev, kev teeb tsa kev nrawm nrawm kuj yog txhawm rau txhim kho kev nyab xeeb ntawm cov tswv tsheb.
Qhov thib ob yog yas los yog cam khwb cia hlau ceev pob.
Nws feem ntau tshwm nyob ze cov tsev kawm ntawv, tsev kho mob thiab thaj chaw nyob hauv nroog. Nws yog ua los ntawm cov ntaub ntawv yas thiab cam khwb cia hlau. Mob me me rau lub tsheb, tab sis pom tau tias loj dua li kev kub ceev lub sijhawm
Qhov thib peb yog cov cement ceev pob.
Hom kev nrawm no feem ntau tshwm sim nyob rau hauv cov cheeb tsam nyob deb nroog lossis ze ntawm kev sib tshuam hauv nroog-nyob deb nroog, nrog cov nqi qis thiab cov txiaj ntsig zoo. Yog tias koj tsav tsheb hla lub pob zeb nrawm yam tsis ua kom qeeb, koj tuaj yeem ua kev puas tsuaj ntau rau lub tsheb nws tus kheej.
