这种现象经常由过量的固相颗粒含量特别是胶质颗粒引起，或在油基泥浆或合成泥浆中由低温引起。

Often caused by excessive solids content, especially colloidal solids, or, in the case of oil or synthetic muds, by low temperature.

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油基泥浆包含胶质乳状液滴、亲油基粘土和脂肪酸皂胶粒。

Oil muds contain colloidal emulsion droplets, organophilic clays and fatty-acid soap micelles.

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胶质SOD的产生可能是对缺血后自由基氧化损伤的保护性反应。

The production of glial SODs may be a response to ischemic stress.

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