水力纺纱机是英国钟表匠阿克莱特发明的。这种水力纺纱机有4对卷轴，以水力作动力，纺出的纱坚韧结实，但比较粗。
它结合“珍妮机”和水力纺纱机的特色，又称“骡机”。
It combines the "Jenny machine" and the hydraulic characteristics of spinning machines, also known as "mules machine."
技术进步包括电解、船上的精密计时器、化学反应、机床和水力纺纱机等等。
Technical advances included electrolysis, the ship’s chronometer, chemical processing, tool-making machines, and the water frame.
原棉从美国黑奴庄园中运送出来，在最新的机器- Richard Arkwright的水力纺纱机-中进行加工。
The raw cotton shipped from America's slave plantations was processed on the latest machinery, Richard Arkwright's water frame.
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