| • परिताडन प्रवेधनी | |
| percussion: तालवाद्य तबला आदि | |
| drill: प्रशिक्षण दना | |
percussion drill मीनिंग इन हिंदी
percussion drill उदाहरण वाक्य
उदाहरण वाक्य
- You must use special percussion drill bits for this operation.
- In 1849, Couch's assistant, Joseph W . Fowle, filed a patent caveat for a percussion drill of his own design.
- The commissioned stonemason used percussion drills to get the iron pins out that held the pieces of the granite together.
- The percussion drill is designed to go down to and collect cemented ice samples for an onboard miniaturised laboratory called ProSPA.
- The first " percussion drill " was made in 1848 and patented in 1849 by Jonathan J . Couch of Philadelphia, Pennsylvania.