Viewed from inside the tube, this field looks like an accelerating electrical pulse, and it is this pulse that picks up and carries the electrons-or, if the polarity is reversed, the protons.
从腔内看，此电场就如同一个加速电流脉冲，该脉冲可选中并携带电子，或在极性逆转时选中并携带质子。
When that glass is then "read" by a laser, the voxels produce tiny whirlpools of light, the properties of which have already been determined by the polarity of the laser pulse that created each voxel.
当这个玻璃通过激光进行"读取"时，体素会产生微小的光漩涡，这些光漩涡的属性是由形成每一个“体素”的激光脉冲所事先决定的。
The positive polarity pulse will make better result for the samples than use negative polarity pulse.
对平行极化、方向指向阳极的样品，只要极化电场强度不是很大，宜选用正极性极化脉冲；
The high-power IGBTs are adopted to design the dual inverter arc-welding power source for variable polarity pulse MIG welding.
提出采用大功率IGBT设计变极性脉冲MIG焊双逆变弧焊电源。
You choose what polarity of edge you wish to trigger off of, and like Pulse-Width trigger you set your time ranges.
你选择好想要触发的边缘极性，像脉宽触发那样设置好时间范围。
The nonparametric constant false alarm rate (CFAR) property of digital polarity sampled phase reversal coded pulse compressors is described.
本文阐述了极性采样倒相编码数字脉冲压缩处理器的非参量恒虚警率（CFAR）特性。
The power can output several kinds of welding current such as variable polarity square wave AC, DC and pulse current etc.
该电源可实现变极性方波交流、直流、脉冲电流等多种输出。
The parameters such as frequency, width of each pulse and the interval between successive pulses with inverse polarity can be changed easily in program.
这些参数包括输出脉冲的频率、宽度和不同极性的两个脉冲间隙。
To overcome voltage stress existed in the inverter with high frequency AC pulse link, single polarity and double polarities phase shifting control strategies were proposed and studied in this paper.
为克服高频脉冲交流环节逆变器存在的电压过冲现象，本文提出和研究了单极性、双极性移相控制策略。
Pulse current, arc polarity, arc voltage and metal transfer of variable polarity pulse MIG welding are controlled by 80c196kc coordinately to implement the stable welding procedure.
单片机协调控制变极性脉冲MIG焊的脉冲电流及电弧极性、电弧电压及熔滴过渡频率，实现了稳定的焊接过程。
The influence of the main working parameters, such as electrode material, polarity, work fluid, pulse duration, peak current, is analyzed by experiments to obtain the microelectrode fabrication law.
运用试验研究详尽分析了各主要加工参数，如电极材料、加工极性、工作液介质、放电持续时间和峰值电流等对微细电极的成形影响，得出了微细电极瞬时成形的基本规律。
Positive polarity machining should be used whether the pulse width is big or small.
认为无论脉宽大小均应采用正极性加工。
The value of surface roughness is influenced by discharge current which involves discharge energy, pulse duration and polarity effect.
在加工过程中，表面粗糙度会受到放电电流的影响，其中包括放电电流能量、电流脉宽及电流极性的影响。
In this paper, research is done on alloy TC4 machined by EDM using graphite electrode. Positive polarity machining should be used whether the pulse width is big or small.
对使用石墨电极进行电火花加工钛合金tc4进行了研究，认为无论脉宽大小均应采用正极性加工。
In this paper, research is done on alloy TC4 machined by EDM using graphite electrode. Positive polarity machining should be used whether the pulse width is big or small.
对使用石墨电极进行电火花加工钛合金tc4进行了研究，认为无论脉宽大小均应采用正极性加工。
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