An additional layer that serves to improve performance or functionality in various applications.

अतिरिक्त परत

English Usage: The underlayment helps to reduce noise between floors in multi-story buildings.

Hindi Usage: आधार सामग्री बहु-स्तरीय भवनों में फर्शों के बीच ध्वनि को कम करने में मदद करती है.