Nyob rau hauv xyoo tas los no, nrog kev loj hlob hauv nroog thiab kev lag luam, kev khiav tsheb tau nce sai, thiab cov teeb meem kev nyab xeeb ntawm kev tsheb tau dhau los ua qhov tseem ceeb. Cov paib tsheb yog ib feem tseem ceeb ntawm kev tsav tsheb txhua hnub, ua tus taw qhia, ceeb toom, thiab qhia lub luag haujlwm ntawm txoj kev. Cov duab thiab qhov loj ntawm cov cim tsheb yog cov qauv tseem ceeb heev. Hauv qab no yog cov lus qhia ntxaws txog cov duab thiab qhov ntau thiab tsawg ntawm cov paib tsheb.
Cov cim tsheb tuaj nyob rau hauv peb daim duab: ncig, daim duab peb sab, thiab duab plaub.
1. Cov cim qhia
Circular paib yog cov paib tsheb raws li lub voj voog. Lub voj voog cov paib feem ntau yog siv rau kev taw qhia thiab cov ntaub ntawv qhia, xws li cov paib qhia tsheb, cov ntaub ntawv qhia, cov cim txwv tsis pub, thiab cov cim qhia.
Daim phiajcim vaj huam sib luag tuaj nyob rau hauv peb txoj kab uas hla: cov paib ncig me me, cov paib puag ncig, thiab cov paib loj loj.
- Cov cim me me: Txoj kab uas hla tsawg dua 400 mm.
- Standard ncig cov paib: Txoj kab uas hla 600 mm.
- Cov paib loj loj: Txoj kab uas hla 900 mm.
2. Daim duab peb sab
Daim duab peb sab yog cov cim tsheb raws li daim duab peb sab. Daim duab peb sab feem ntau yog siv rau kev ceeb toom thiab xwm txheej ceev.
Daim duab peb sab tuaj nyob rau hauv ob qhov ntau thiab tsawg: me thiab loj.
- Daim duab peb sab me me: lub hauv paus ntev tsawg dua 500 hli.
- Daim duab peb sab loj: lub hauv paus ntev dua 500 hli.
3. Rectangular Signs
Rectangular paib yog cov paib tsheb raws li cov duab plaub. Lawv feem ntau yog siv rau cov paib taw qhia thiab kev txwv ceev.
Daim duab plaub muaj plaub qhov loj: me, qauv, loj, thiab ntxiv -loj.
- Cov cim me me: sab luv luv dua 300 hli, sab ntev dua 600 hli.
- Cov cim duab plaub: ntev sab 600 hli, sab luv 450 hli.
- Cov cim kos duab loj: sab ntev 900 hli, sab luv 600 hli.
- Ntxiv - cov cim duab plaub loj: sab ntev yog ntau dua 900 mm thiab sab luv yog ntau dua 600 mm.