Aim To determine aftereffect in the degradation of cotton cellulose.

研究棉纖維素的輻射降解的后效應(yīng).

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Gives the testing results of perforating aftereffect.

給出了增效射孔作業(yè)技術(shù)的試驗結(jié)果.

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The aftereffect for rear - end collision between a car and a truck is serious in traffic accidents.

交通事故中,轎車追尾碰撞貨車的后果往往極其嚴重.

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