The influence of electromagnetic wave frequency and absorbing paint species on absorbing properties of materials was discussed.

讨论电磁波频率和吸波涂料种类对材料吸波性能的影响。

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The work became so absorbing, so meditative, that he would try to paint at the deepest hours of night, when only the bark of a dog or distant cock-crow would disturb the southern French hillside where he lived.

ECONOMIST: Roman Opalka