Kazakhstan cov neeg siv khoom yuav Psa 50nm3 / h oxygen tshuab hluav taws xob nrog sau system (uas suav nrog koob tshuaj, thiab lwm yam)
Cov khoom tuaj yeem ntsia tau rau hauv 40 feet thawv uas tuaj yeem siv los sau cov pa oxygen.
Lub Sijhawm Post: Apr-08-2022