permittivity造句
1. Epsilon zero is the permittivity of vacuum.
2. This is the permittivity of vacuum.
3. Effect of chirality and permittivity on the reflection and transmission was discussed.
4. The dielectric permittivity and pyroelectric coefficient of Tb - modif ied Sr 0.61 Ba 0.39 Nb 2 O 6 crystals were measured.
5. Relative dielectric permittivity and loss angle tangent among them are the two of most important indexes.
6. Conclusion: the permittivity at low frequency is expected encourage the kinetic approach to the study of rouleaux , which has been theoretic basis to measuring erythrocyte sedimentation rate.
7. Decreasing the permittivity of cable insulation or separating the cable conductor can increase the cable surge impedance and wave velocity, so as to improve the voltage waveform on stator terminal.
8. The effective permittivity for biphase organic solution at microwave frequency has been obtained by the perturbation method.
9. There is the permittivity vacuum. It is all up there.
10. The symmetry of the permittivity tensor is found to be based on the first law of thermodynamics and the non-wastage condition.
11. Finally, if the imaginary part of the permittivity is not equal to zero and so energy is lost (whatever the real part is), then the element can be thought of as having resistance.
12. A system for measuring nonlinear dielectric permittivity of thick films and data processing method have been set up.
13. A simple method for nondestructive measurement of the complex permittivity of substrates at microwave frequencies is presented.
14. The complex transcendental equation will be usually encountered in measuring material permittivity.
15. Based on creeping flow approximation, electric stress acting on bubble with different dielectric permittivity is analyzed and calculated in this paper.
16. As a main function parameter of dielectric material, measurement methods of permittivity are diverse.
17. The effects about potential distribution by time - harmonic character and permittivity a.
18. As both insulator and energy storage media, de-ionized water combines the advantages of high relative permittivity(is about 80), self repairability , low cost and ease of handling.
19. The theoretical calculation shows that potential distribution is effected by time-harmonic character and permittivity .
20. The thesis presents the measurement principle and its disturbance factors, as well as the method to obtain the complex permittivity of pressboard with a lumped circuit model.
21. The center frequency is influenced by the dielectric thickness and dielectric permittivity, but the latter does much more.
22. The dissertation presents the principle of dielectrometry and its disturbance factors, and the methods to obtain the complex permittivity with a lumped circuit model.
23. This paper aims at methods and techniques for measuring the parameters of microwave dielectric materials with high permittivity, which has profound theoretical significance and practical value.
24. The radial distribution of phase and the amplitude of complex permittivity for cylinders are given with the loss tangent values retrieved statistically from the reconstructed image matrix.
25. The space-wave method, suitable for extended surface targets, is a preferable method for permittivity measurement of ground materials at microwave frequencies.
26. Express the unit and dimension for the electric field in terms of unit and dimensionality of charges, if we take the permittivity of the empty space as dimensionless quantity.
27. The influence on dispersion characteristic is analyzed for two types of hypothesis current, the different permittivity of the dielectric support and the different radius of the metal envelope.
28. The theory and method of measuring the electrostatic force and the permittivity of vacuum in parallel plate capacitor by electronic balance are introduced.
29. In the infrared wave-band, the influence of the geometry, permittivity and statistic characteristics of the rough surface on LRCS is analysed, making use of rough spheres and ellipsoids as examples.
30. A coaxial transmission and reflection method can be used to measure microwave permittivity of high-loss material.
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