Cov khoom tso saib ntawm kev tuav tes nqa guardrail thiab kev nyab xeeb net
2024-11-11
Cov ntaub thaiv kev nyab xeeb, Feem ntau ntawm lawv siv rau hauv helipad thiab kev tiv thaiv kev poob ntawm qhov siab. Nws muaj cov yam ntxwv ntawm kev tiv thaiv hluav taws, tiv thaiv dej thiab tiv thaiv xeb, uas tuaj yeem tiv thaiv cov dav hlau lossis tib neeg thiab khoom kom tsis txhob poob ntawm qhov siab.