pebble gravel वाक्य
"pebble gravel" हिंदी में pebble gravel in a sentenceउदाहरण वाक्य
- Gravel is categorized by the Udden-Wentworth scale into granular gravel ( ) and pebble gravel ( ).
- Heathland is a threatened habitat in southern England, and this site is a good example of lowland heath on pebble gravels, with open areas which have freely draining acidic soils.