damp proof course वाक्य
"damp proof course" हिंदी में damp proof course in a sentenceउदाहरण वाक्य
- A slate damp proof course was not unknown but regularly there was none.
- A damp proof course, of sheet lead in asphalt was inserted to all the walls.
- In practice injection times tend to be lower than those required to provide a damp proof course of optimum effectiveness.