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- Keywords acoustic resistance inspection;metal honeycomb adhesive bonded structure;ARI equivalentdisc;equivalent spring constant of workpiece; 声阻探伤;金属胶接蜂窝结构;声阻探伤等效圆板;工件等效弹簧常数;
- acoustic resistance inspection 声阻检验
- Based on the theory concerning the nonlinear acoustic resistance of an orifice presented by Zhao Song-ling et al. 本文基于赵松龄等发展的小孔非线性声阻理论,导得对于驻波管中垂直入射以及行波管中旁支入射二种情况下的穿孔声学结构的非线性声阻率比表示式。
- Opposition to the flow of sound through a surface,acoustic resistance is the real component of acoustic impedance and acoustic reactance is the imaginary component. 声音在通过一个表面时受到的阻力,声阻是声阻抗的实部,声抗是声阻抗的虚部。
- It was experimentally proved for the first time that the maximum acoustic power output can be transferred to the load when the acoustic resistance of RC load equals to its acoustic capacitance impedance. 首次通过实验验证了当声阻与容抗相等时,热声发动机向阻容负载传递的声功率最大。
- Equivalent Specific Acoustic Resistance of Sound Absorbing Materials 吸声材料的当量声阻率
- empirical formula of specific acoustic resistence 声阻率经验公式
- Those who use violence to resist inspection, detention or arrest in serious situation 以暴力抗拒检查、拘留、逮捕,情节严重的
- Her resistance to the proposal has crumpled. 她对这个建议的抵触情绪已化为乌有了。
- Opened the show with an acoustic set. 不用电子乐器开始演出
- Each of the bulbs has a resistance of120 ohms. 每一盏灯泡有120欧姆的电阻。
- Copper has less resistance than lead. 铜的电阻比铅的小。
- There has been a lot of resistance to this new law. 反对这项新法律的人很多。
- Our troops encountered only token resistance. 我们的部队仅受到表面上的抵抗。
- Resistance stiffened even further last week. 上星期抵抗进一步加强了。
- The enemy gave up without resistance. 敌军没有抵抗就投降了。
- acoustical resistance measurement 声阻测量
- Every line in her face is the line of least resistance. 她脸上的每一根线条,都是阻小最小的线条。
- You must have an acoustic problem. 你的听觉一定有问题。
- Only by determined resistance could their country be saved. 只有坚决抵抗,他们的国家才能得救。