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Percolation (Environmental Glossary)

Percolation: The movement under the force of gravity of water downward and radially through subsurface soil layers to the water table. In septic tank installations, a percolation test is used to determine the size of trench needed for adequate disposal of wastewater.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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