Cuplock yog qhov system hloov tau thiab hloov kho scaffolding uas tuaj yeem siv los ua kom muaj ntau yam qauv uas ua rau muaj txiaj ntsig zoo rau kev tsim kho, kev hloov kho tshiab lossis txij nkawm. Cov qauv no suav nrog cov kab nrib pleb, cov noog tawg paj, thauj khoom bays, cov qauv nkhaus, cov ciav hlau, thiab xov tooj txawb. Kev cia siab rau cov neeg ua haujlwm yooj yim txhim kho cov haujlwm ua haujlwm hauv qab lossis sab nraud, siv tau yooj yim thiab yooj yim yam tsis muaj kev cuam tshuam lub pob hluav taws xob tseem ceeb.
Lub sijhawm Post: Apr 2013 27-2023