发现对垂直入射的高功率的电子回旋波，在进入线性模转换层以前，参量不稳定性可以发生。
It is found that for the high power nearly perpendicular incident, electron cyclotron wave parametric processes may occur before it encounters the linear mode-conversion-layer.
与传统功率谱估计、最大熵谱估计结果的对比表明，多窗谱分析方法方法得到的谱估计分辨力高，稳定性强。
Compared to the Black-Tukey method and Maximum entropy method, the spectral estimations based on MTM are of high resolution and strong stability.
高坝水头高、泄洪功率大，下游水垫塘的稳定性是其能否安全运用的关键性技术之一。
The stability of a water cushion pool by the action of high water head and large flood-discharge power is one of the key technologies which relate to its safe operation.
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