目的根据影像法射频消融房室结慢径是一相对盲目的方法，其单次放电的成功率低，导致房室阻滞的危险性高。
Objective Radiofrequency catheter ablation of slow pathway based only on fluoroscopy is relatively blind, with low success rate using single RF delivery, and has a high risk of atrioventricular block.
建立了电火花放电加工的热力学传导模型，通过有限元仿真方法得出具有放电爆炸力的单次脉冲能够明显提高难加工材料蚀除量的结论。
The heat transfer model of the discharge has been established, and the removal rate could be significant promoted because of the explosion with the method of thermodynamic finite element analysis.
针对大型直线感应加速器单次工作的特点，研制了一种电容放电式脉冲励磁电源。
A pulse constant-current source based on capacitor discharge was developed for LIA accelerator.
在不同开关结构、不同电极材料和不同电流波形情况下对开关进行了单次触发放电实验，验证了旋转电弧、场畸变间隙开关能够有效地减轻开关电极的烧蚀程度；
It indicates that the rotary-arc gap switch employing a sharp knife-edge electrode as a third trigger electrode can distinctly reduce the electrode erosion and prolong the lifetime of the switch.
指出了在单次脉冲放电时，可能出现多次击穿，且每次击穿的通道呈高频振荡和跳跃状态。
The view is that several breakdown times can be generated during one pulse time. Besides this, every breakdown path shows high frequency generation and jump.
指出了在单次脉冲放电时，可能出现多次击穿，且每次击穿的通道呈高频振荡和跳跃状态。
The view is that several breakdown times can be generated during one pulse time. Besides this, every breakdown path shows high frequency generation and jump.
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