Rau ntau tus neeg, lub dacha hloov tawm tsis yog ib qho chaw "chaw ua hauj lwm" xwb, tab sis kuj yog ib qho chaw rau ib qho kev lom zem hnub so. Qhov ntau qhov chaw yog refined, lub qab ntxiag ntau nws yog los so. Ib qho zoo nkauj sab nrauv, txoj kev vam meej zoo tsis yog tsim lawv tus kheej zoo nkauj rau lub tsev thiab hauv cheeb tsam. Kev sib xyaw ua ke ntawm cov cwj pwm no tso cai rau cov tswv yuav tau txais kev zoo siab thiab kev nyob kaj siab. Txawm li cas los, ua ntej koj so ntawm qib no, koj ua ntej yuav tsum tau ua hauj lwm, piv txwv li, kom nteg cov kev taug kev ntawm xuab zeb-yas paving slab.
Qhov zoo ntawm cov xuab zeb thiab yas paving slabs
Qhov no yog ib cov ntaub ntawv tshiab, uas tau muaj sij hawm los zoo rau nws tus kheej. Yas paving slab rau cov cottages muaj ntau ntau yam kev tsim thiab zoo nkauj tsos. Tsis tas li ntawd, muaj ob peb yam tseem ceeb. Yas paving slabs rau lub teb chaws txoj kev muaj kev sib tw siab heev. Qhov txheej no tuaj yeem yooj yim ntev txog 50 xyoo. Lub zog yog ib qho tseem ceeb heev uas cov khoom siv no tau muab los ntawm nws cov khoom ntiag tug. Nws yog qhov no zoo uas muab qhov zoo dua rau lub vaj teb paving yas vuas luaj nyob rau pem hauv ntej ntawm lub pobzeb pobzeb. Thaum caij tsheb thauj mus los, cov yas paving slabs rau cov tsev qiv ntawv tsis tawg, tsis txhob tawg thiab tsis crumble.
Lwm qhov zoo dua ntawm cov xuab zeb- paving phom vuas yog lub thermal thiab noo noo tsis haum. Nws yog ib qho ua rau cov nag thiab kub hloov. Yog li thaum lub lawg, daus los yog thaw, txoj kev pavement retains nws saib thiab kev ntseeg. Cov kab nrib pleb thiab chips tsis tuaj. Tsis tas li ntawd, ib qho yooj yim yas pua pob zeb rau lub tsev qiv ntawv tsis muaj peev xwm ua rau tus cwj pwm tsis zoo, kev tswj tuav thiab kev txuag ntev ntawm cov xim.
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