| • long hole drilling | |
| दीर्घ: dolcho dolicho dolicho- elliptic spring | |
| छिद्र: aperture cell pore valve hiatus slot mesh | |
| प्रवेधन: boring boring head drill drilling | |
दीर्घ छिद्र प्रवेधन in English
[ dirgha chidra pravedhan ] sound:
| • long hole drilling | |
| दीर्घ: dolcho dolicho dolicho- elliptic spring | |
| छिद्र: aperture cell pore valve hiatus slot mesh | |
| प्रवेधन: boring boring head drill drilling | |
