Testing Large Turbines, Westinghouse Co. Works
ကြံစည်မှု
On the left of the screen, a small group of men lift the top off of what appears to be a t…
| မူရင်းဘာသာစကား | EN |
|---|
On the left of the screen, a small group of men lift the top off of what appears to be a t…
| မူရင်းဘာသာစကား | EN |
|---|