青云翻译

A good understanding of workplace situations, such as on-site ventilation, closed time, the measured oxygen before the operation and so on, if necessary, to design department or for measuring the oxygen tank capacity chart departments;

Carefully understand workplace situations, such as ventilation, sealing operations prior to the time, oxygen and, if necessary, request the design department or for oxygen Department capacity plan;

正在翻译，请等待...

正在翻译，请等待...

Carefully understand workplace situations, such as ventilation, sealing operations prior to the time, oxygen and, if necessary, request the design department or for oxygen Department capacity plan;