Sab nraud siab nthuav tawm sib koom tesyog cov khoom siv them hluav taws xob pipeline.
Nws tsuas yog tsim ntawm cov taub hau, cov leeg tiv thaiv sab nraud thiab txuas. Cov yeeb nkab corrugated yog ib feem uas tuaj yeem ua rau muaj kev tawm tsam ywj pheej. Lub tsho tiv no sab nraud yog npog sab nraud cov yeeb nkab corrugated thiab cov ntaub ntawv ntim cov hluav taws xob siab ntawm cov yeeb nkab corrugated.
Tus ua haujlwm ua haujlwm yog tias thaum nruab nrab ntawm cov raj xa dej nyob sab nraud (yog li ntawm cov raj xa tawm, yog li los ntawm kev nthuav dav sab nraud, yog li ntawd los ntawm kev nthuav dav los ntawm kev nthuav dav lossis kev co thiab lwm yam.
Nyob rau hauv cov nqe lus ntawm daim ntawv thov, vim nws cov yam ntxwv ntawm cov kabmob ntawm cov kabmob sab nraud siab, tshwj xeeb siv nyob rau hauv cov tsheb ciav hlau loj-loj ntawm cov raj xa khoom. Piv txwv li, hauv cov raj dej kub loj tuaj yeem sib kho lossis av hauv av, nws tuaj yeem tiv thaiv cov pipelines los ntawm kev puas tsuaj los ntawm kev puas tsuaj los ntawm kev rhuav tshem.
