| • cork rule | |
| पेच: curl pedal treadle screw thread convolution | |
| नियम: Institutes precentor tenet provision theory | |
पेच नियम अंग्रेज़ी में
[ pec niyam ]
| • cork rule | |
| पेच: curl pedal treadle screw thread convolution | |
| नियम: Institutes precentor tenet provision theory | |
