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Can my spring driven reel be made "constant tension"?
弹簧驱动卷轴可以改装成“持续张紧”式卷轴吗？
youdao
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The pump is driven by the motor through rigidity or spring coupling.
泵通过刚性或弹性联轴器由电机直接驱动。
youdao
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The pump is driven by the motor through rigidity or spring coupling.
泵通过刚性或弹性联轴器由电机直接驱动。
youdao