से सेकेन्डाव बार हगारनाया जुदि फैलासमारि बिबांनि 70% नि बांसिन जायो आनजादाव थानाय संफ्लआ गोगो जागोन।
If the air expelled in one second is as much as 70% of the tidal volume, the lung under scrutiny will be normal.