环模智能定孔疏通装置设计研究
朱发运,王昀,朱发兴,董月,陈肇麟

Design research of intelligent fixed hole dredging device for ring die
Fayun ZHU,Yun WANG,Faxing ZHU,Yue DONG,Zhaolin CHEN
图11 无模孔时的电压波形
Fig.11 Waveform diagram without die hole