In this video we will discuss about What is Oxygen Acetylene welding.we will also discuss its principle of operation of this welding.
- 7 жыл бұрын
Oxygen Acetylene Welding (Easily Understand) हिन्दी
- Рет қаралды 192,856
In this video we will discuss about What is Oxygen Acetylene welding.we will also discuss its principle of operation of this welding.
Пікірлер: 87