Geotechnical Mat
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Geotechnical lev rau channel seepage tiv thaiv thiab ntws
Geotechnical lev yog ib yam tshiab ntawm cov khoom siv geosynthetic ua los ntawm cov xov hlau nplaum melted thiab nteg.
Nws muaj kev kub siab ua haujlwm, qhov qhib loj,
thiab muaj tag nrho cov dej sau thiab kab rov tav ua haujlwm.
