As an effective highfrequencymethod, the uniform geometrical theory of diffraction (UTD) has been widely used for calculating RCS of electrically large complex targets.
It is concluded with the application method of helical spring parameters and the simulation method of highfrequency response of suspension in wave theory.
提出了在波动理论下螺旋弹簧多参数的应用方法及悬架高频响应的模拟方法。
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Diesel fuel - Assessment of lubricity using the high-frequency reciprocating rig (HFRR) - Part 1: test method.