The paper analyses the two main approaches for braking the transducer, offers its selection principle in mine hoist.
分析了变频器的两种主要制动方式，给出了变频器在矿井提升机应用中的选用原则。
This work can be guidance of selection for the length of the capillary and the working frequency of the transducer.
这对实际键合中，换能系统末端的劈刀安装长度的选择以及换能杆工作频率的选择有指导意义。
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