| • natural background radiation | |
| प्राकृतिक: native natural advantage natural calamity natural | |
| विकिरण: radiologist radiation I-beam eradiation actino | |
प्राकृतिक पृष्ठभूमीय विकिरण in English
[ prakrtik prsthabhumiya vikiran ] sound:
| • natural background radiation | |
| प्राकृतिक: native natural advantage natural calamity natural | |
| विकिरण: radiologist radiation I-beam eradiation actino | |
