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- plasma channel lifetime 通道寿命
- The conception of plasma channel configuration and its balance are put forward. 提出放电通道位形和位形平衡的概念。
- With voltage of different polarity, the electrostatic field force and Lorentz force as well as the ponderomotive force will together change the current of plasma channel. 在外加不同极性电压时,自由电子受到所加静电场作用力、洛仑兹力以及有质动力的共同作用。
- The laser plasma channel antenna is equivalent to uniform cold magnetized plasma beam, which is assumed to be gyrating transversely and drifting longitudinally. 摘要激光等离子体通道天线被等效为电子在横向旋转、轴向漂移的均匀冷磁化等离子体束,且该等离子体束的横截面为沿轴向不改变的圆形。
- The near electromagnetic model of the plasma channel antenna (LPCA) was proposed to analytically evaluate the dispersion characteristics of its normal modes in lossy gases. 摘要分析了激光等离子体通道周围为有耗气体媒质时激光等离子体通道天线(LPCA)所传播一般模式的色散特性。
- Based on the wave characteristics of plasma channel and with the consideration of diffusion effects of plasma, this paper focuses attention on the research of the electrical discharge machining (EDM) mechanism. 摘要基于放电通道的波动特性,并考虑放电通道中等离子体的双极扩散效应,对电火花加工机理进行了研究。
- It is pointed out that the wave of plasma channel can be decomposed into transversal and longitudinal wave, and different effects of the wave on the material removal in different pulse width are analyzed. 指出放电通道的波动可以分解成纵波和横波2个分量,并分别分析了短、长脉冲加工时横波和纵波对材料蚀除的不同影响。
- The conductivity of the plasma channel are shown in detail by electrical detecting method on the conditions of different focal lengths, different laser energies and polarities of the external voltage. 摘要通过电学探测法,采用不同焦距的聚焦透镜,在不同激光能量、不同极性外加电压的条件下,对大气中的飞秒激光自聚焦等离子体电离通道特性进行了实验研究。
- Study on Lifetime of a Plasma Channel Induced by Femtosecond Laser Pulses and an External Electric Field 外加高压电场下空气中激光等离子体通道寿命研究
- Lifetime of the plasma channel produced by ultra-short and ultra-high power laser pulse in the air 超短超强脉冲激光在空气中产生的电离通道的寿命研究
- The measurement and analysis of the prolonged lifetime of the plasma channel formed by short pulse laser in air 大气中激光等离子体通道寿命的延长及测量分析
- MPCA (Magnetized Plasma Channel Antenna) 磁化等离子体通道天线
- Laser plasma channel antenna (LPCA) 激光等离子体通道天线
- He get seasick every time he crosse the channel. 他每次渡英吉利海峡时都晕船。
- A plasma globulin of high molecular weight. 大球蛋白细胞分子中较重的血球蛋白
- Ferryboats ply across the English Channel. 渡船定期往返于英吉利海峡。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- A reflected signal on a communication channel. 一种在通信信道上反射回来的信号。
- A channel over which pilot signal is transmitted. 可在其上传输导频信号的一种信道。
- Once he swam the English Channel. 他有一次横渡了英吉利海峡。