1.
Reflection coefficient changing of acoustic impedance interface during oilfield development
油田开发中声波阻抗界面反射系数的变化规律
2.
The modeling result demonstrates that the azimuthal interface is also wave impedance interface.
模拟结果表明方位界面也是波阻抗界面。
3.
sound surface wave band rejection filter
声表面波带阻滤波器
4.
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。
5.
acoustic impedance density
声阻抗密度，声阻抗率
6.
Method of Impedance Characteristic Testing in Operating Voltage of Ultrasonic Motor
工作电压下超声波电机阻抗特性测试
7.
Under a certain condition, this interface impendance can be transferred to the constant phase angle( CPA) impedance.
在一定条件下,此界面阻抗过渡到恒相角阻抗。
8.
Negative coefficients occur where there is a decrease in acoustic impedance across the reflecting interface.
当反射界面上下两侧的声波组抗降低时，反射系数就会出现负值。
9.
Code for measurement of sound-absorbing coefficient and specific acoustic impedance of standing-wave meter
驻波管法吸声系数与声阻抗率测量规范
10.
Study on the thermal interface resistance of the helix slow-wave structure
螺旋线慢波结构中界面热阻率的研究
11.
Study of Anti-tensile Strength Characteristics on Root-soil Interface of Caragana korshinskii Kom and Salix psammophila C.wang et Ch.Y.Yang
柠条、沙柳根-土界面抗阻拉力特性研究
12.
Influence of Source Parasitic Impedance on AIGaN/GaN HEMTs Microwave Noise Performance
源极寄生阻抗对AlGaN/GaN HEMT微波噪声特性的影响
13.
ACOUSTIC IMPEDANCE CHANGES IN THE MIDDLE EAR OF GUINEA PIG-AFTER EXPOSURE TO IMPULSE NOISE AND AIR-BLAST
脉冲噪声与空气冲击波暴露后豚鼠中耳声阻抗的变化
14.
The Study of Coulomb Blockade in Single Electron Transport Produced by Surface Acoustic Wave;
表面声波单电子输运中的库仑阻塞研究
15.
Investigation on the Computer Simulation of Thermal Boundary Resistance at Low Temperature Based on Phonon Theory;
基于声子理论低温界面热阻计算机仿真研究
16.
AC Impedance Study of the Interface between CementPaste and Crushed Stone
水泥浆体/碎石界面性能的交流阻抗研究
17.
Studies on Scattering from Ellipsoids in a Shallow Water with sea bottom impedance
海底阻抗对浅海波导中椭球体的声散射研究(英文)
18.
APPLICATION OF LONG SPACING SONIC LOG IN THE DETECTION OF INTERFACE BOND OF CEMENTING
长源距声波测井在固井界面胶结探测中的应用