她的呼吸急促不匀。

Her breathing was quick and uneven.

《牛津词典》

在实际生产中纱条不匀不仅直接关系到纱线品级的高低，还直接影响最终纺织品质量的优劣。

In practical production, yarn irregularity directly affects not only yarn grade, but also the quality of finished textile products, so it is very important to ensure yarn evenness.

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线密度不匀起着特别的作用。

A special role is played by the fineness unevenness.

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