纺纱过程要求一束短纤维排成一线，将他们拉入一对罗拉中，例如粗纱，继续拉伸并加捻粗纱形成纱线。

The process requires aligning a bundle of staple fibers, pulling them out into a rope, known as a roving, and further pulling out and twisting the roving to form the yarn.

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纺纱过程要求一束短纤维排成一线，将他们拉入一对罗拉中，例如粗纱，继续拉伸并加捻粗纱形成纱线。

The process requires aligning a bundle of staple fibers, pulling them out into a rope, known as a roving, and further pulling out and twisting the roving to form the yarn.

youdao