走速度由液力控制实现无级调速。
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.
进速度采用无级调速。
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.
本系列机床采用液压传动，工作平稳，能无级调速，并有超负荷保险装置。
They are driven by hydraulic power and equipped with a safety device against overload.
本系列机床采用液压传动，工作平稳，能无级调速，并有超负荷保险装置。
They are driven by hydraulic power and equipped with a safety device against overload.
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