unimpregnated

1. The corrosion resistance of specimens before and after impregnation to copper slag attack was carried out and the results revealed that the impregnated magnesia chrome brick had better slag corrosion resistance than the unimpregnated bricks.
   抗侵蚀试验结果表明，浸渍后试样抗炼铜转炉渣的侵蚀性比浸渍前试样的好。

adj

1. not having been fertilized
   1. an unfertilized egg

   Synonym:    unfertilizedunfertilised