机器速度采用变频器控制，无级调速。
The machine speed can be controlled and adjusted by transducer.
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该设备微电脑控制，无级调速，流量值数字显示；
The device is controlled by microcomputer, infinite speed variation, display the flow data.
走速度由液力控制实现无级调速。
Away from the hydraulic control of cutting speed stepless.
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模块上移
模块下移
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