| • वलय छिद्र | |
| ring: बाड़ा घंटी बाली | |
| hole: कुंड छेद होना | |
ring hole मीनिंग इन हिंदी
ring hole उदाहरण वाक्य
उदाहरण वाक्य
- For the first application of water jet technology in multi - ring hole reaming and on the basis of the laboratory simulation test deep discussion was made and specific technical parameters were determined . the engineering practice has proved its feasibility