In accordance with these problems, the writer designed out up an groove leading air-current in the front top roller, in the result, the formed yarn strength increases obviously.
针对以上问题，作者设计了前皮辊导流槽，结果使成纱强力明显提高。
In accordance with these problems, the writer designed out up an groove leading air-current in the front top roller, in the result, the formed yarn strength increases obviously.
针对以上问题，作者设计了前皮辊导流槽，结果使成纱强力明显提高。
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