| • biological filtration | |
| जैविक: biological family bioremediation organismal | |
| निस्यंदन: filter filtering filtration seepage | |
जैविक निस्यंदन अंग्रेज़ी में
[ jaivik nisyamdan ]
| • biological filtration | |
| जैविक: biological family bioremediation organismal | |
| निस्यंदन: filter filtering filtration seepage | |
