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Bailer (Environmental Glossary)

Bailer: A pipe with a valve at the lower end that is used to remove slurry from the bottom or side of a well as it is being driled, or to collect groundwater samples from wells or open boreholes

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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