它以水力为动力，不必用人操作，而且纺出的纱坚韧而结实，解决了生产纯棉布的技术问题。
It hydraulic-driven, without employing operations, but spun out of yarn tenacity and strong, solving the technical aspects of production of cotton cloth.
它以水力为动力，不必用人操作，而且纺出的纱坚韧而结实，解决了生产纯棉布的技术问题。
It hydraulic-driven, without employing operations, but spun out of yarn tenacity and strong, solving the technical aspects of production of cotton cloth.
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