2025-08-15 21:37 浏览次数 11
n. 焊工
1. one that welds: such as
2. a person whose work is welding
3. a machine used in welding
4. a person whose job is to weld materials together
welding operator[机] 焊工;自动焊工;焊接操作者
How to strengthen the technique certification exam and management for handworked arc weldor
如何加强手工电弧焊工的考证和管理
Pulmonary samples taken by bronchoscopy from 10 weldor patients were observed under electron microscope.
10例电焊工尘肺病人经支气管肺活检的样品进行电镜观察。