①Pepa-palasitika mea tu'ufa'atasi. Pepa e lelei lomitusi faatinoga, lelei ea permeability, le lelei vai tetee, ma deformation i fesootaiga ma vai; ata palasitika e lelei vai tetee ma ea tightness, ae le lelei lomitusi. A maeʻa ona tuʻufaʻatasia ia mea e lua, com...
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