幅射瞬态脉冲波的圆形活塞声源在超声检测中得到广泛应用。
The acoustic source of plane circular pistons with the radiating transient pulse wave finds wide application in the ultrasonic inspection and test.
引进基脉冲响应函数概念，并探讨了椭圆形缺陷后场散射基脉冲响应函数。
The basic impulse response function is introduced, and that of elliptical flaws is studied.
结果显示：单脉冲烧蚀时的典型表面形貌为周围隆起的圆形弹坑；
The results show that the surface morphology of single-pulse ablation region seems like a circular crater with edge upheaved;
考虑连续广义系统的圆形区域极点配置问题，采用微分状态反馈的方法设计控制律使得闭环系统正则，无脉冲且闭环极点位于给定的圆形区域内。
The objective was to design derivative state feedback controllers so that the closed-loop system was regular, impulse-free, and the closed-loop poles was to be placed in a given region.
对一种带前体的高超声速矩转圆形进气道开展了数值仿真及高焓脉冲风洞试验研究。
A study is carried out on a hypersonic inlet with rectangular-to-circular shape transition and forebody using numerical simulation and high enthalpy wind tunnel test.
对一种带前体的高超声速矩转圆形进气道开展了数值仿真及高焓脉冲风洞试验研究。
A study is carried out on a hypersonic inlet with rectangular-to-circular shape transition and forebody using numerical simulation and high enthalpy wind tunnel test.
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