本文利用前向神经网络的交叉覆盖算法，通过对文本进行分词的预处理后，实现文本的自动分类。
Based on the Crossing Cover Algorithm of forward neural network, this paper realizes the automatic classification of texts after the preprocessing of the texts.
由于罗布麻纤维较粗，刚性大，在纺纱前必须进行预处理，以降低罗布麻纤维的刚性，提高其可纺性。
For coarse fiber and big stiffness of apocynum fiber, pretreatment should be done before spinning to reduce the fiber stiffness and enhance fiber spinnability.
采用真空油炸前预处理技术研究了护色工艺对真空油炸马铃薯片品质的影响。
The manuscript studied the effects of color preservation technology on quality of vacuum fried potato chips by using pretreatment technology before vacuum frying.
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