The spatial distribution characteristics of plasma flow temperature, density, pressure velocity field and intrinsic relation of them were completely analyzed.
分析了等离子束射流温度、密度、压力和速度场的空间分布特点以及它们之间的内在联系。
The relation between this emission and the density of Na, the parameters of laser and the pressure of the buff re gas have been studied.
测量了它的光谱特性以及它与钠原子密度，入射激光参量，缓冲气体密度的关系。
The relation between this emission and the density of Na, the parameters of laser and the pressure of the buff re gas have been studied.
测量了它的光谱特性以及它与钠原子密度，入射激光参量，缓冲气体密度的关系。
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