A femtosecond laser pulse lasts on the order of a quadrillionth of a second but reaches a peak power equivalent to that of the entire power grid of North America during its short burst.
这种飞秒激光脉冲持续兆分之一秒(千万亿分之一秒)的时间，但是在其短暂的持续时间内，功率峰值可以达到北美电网功率相当的水平。
Conclusion: Burst mode is superior to pulse mode in clinical efficacy by phacoemulsification and has less complications.
结论：爆破模式的超声乳化白内障吸除术比脉冲模式的疗效更好，并发症少，值得临床推广。
Shooting experiments on step pulse and burst square pulse show that the data generated by the former has higher resolution.
实验中进行了激发震源实验，激发震源采用的是阶跃脉冲和窄方波脉冲，结果表明前者所获资料的分辨率较高；
Objective: To evaluate the effects of burst mode and pulse mode in phacoemulsification.
目的：评估超声乳化白内障吸除术的爆破模式与脉冲模式的临床疗效。
Experimental results showed that the breakdown electric field of repetitive burst is much lower than that of single pulse.
结果显示重频脉冲常压下空气的击穿场强比单次脉冲时低得多；
Triggered by the in-phase signal, the waveform generator outputs a pulse burst.
用束团同步信号触发波形发生器，生成窄脉冲；
A pulse-train generator using DIAC and single capacitance timing applied to the burst flashing signal lamp is proposed.
提出了一种基于双向触发二极管和单电容定时的，用于爆闪式信号灯的脉冲序列发生器。
A pulse-train generator using DIAC and single capacitance timing applied to the burst flashing signal lamp is proposed.
提出了一种基于双向触发二极管和单电容定时的，用于爆闪式信号灯的脉冲序列发生器。
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