| PVL |
damage to the white matter of the brain near the ventricles.
출처: kid-power.org/definitions.html
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| PVL |
measure of difference between viscosities of fresh oil and same oil after engine operation or special test conditions of polymer degradation. May be determined under conditions of low or high shear.
출처: www.tef.marmara.edu.tr/makine/gurcan/enerji/indust...
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