Engine : Gas Turbines - 188/277
|
|---|
| « Previous Question |
| A white-gray powdery deposit can usually found on which of the following metals? |
| A) Steel. |
| B) Magnesium. |
| C) Magnetite. |
| D) Aluminum. |
loading answer...
| Comments |
|---|
| There are no comments for this question. |