1. How to verify the phase invariability of electromagnetic waves is avery important phoblem in the electrodynamics.

2. Color constancy refers to the invariability of color perception of the same surface under different illuminations.

3. Thirdly, the accessibility, approachability, invariability and robustness of quasi-sliding mode are discussed.

4. The structural invariability principle and PID control were adopted to carry out force tracking from this point to another.

5. Inverse kinematics method can ensure invariability of cables' length and real-time simulating.

6. Because of its invariability, poles is the most effective characteristic signal of the radar target in resonance region.

7. In topology, the invariability preserved through deformations of geometric figures and multidimensional spaces is referred to as topological property.

8. Invariability, anti - static, flexibility and large touch surface of long - length rubber roller.

9. Based on invariability of the quality factor of wavelet transform, combined with proper wavelet group, this paper discusses the application of wavelet transform in the detection of backscatter signal.

10. He denies objectivity, absolutism, immutability , and invariability in truth outlook.

11. In topology , the invariability deformations of geometric figures and is referred to as topological property.

12. Optimal production injection ratio by two designs of invariability steam injection and invariability liquid production is 1.2-1.3.

13. Centrobias moments have the feature of invariability of rotation, translation and scale, which can overcome the influence of the moving status and dynamic environment.

14. Its innateness, unique qualities and invariability make the identification identities in the ticket systems possible.

15. The excellent oxidation invariability and lustration decentralization prevented from the formation of charcoal and greasiness , which prolonged oil change period evidently.

16. Their absoluteness mainly refers to infiniteness and invariability while relativity denotes finiteness and variability.

17. The fingerprint identification has become one of the most popular, convenient and reliable personal authentication technologies due to its uniqueness and invariability.

18. The forbidden bandwidth of P-wave decreases when incidence angles increase, and that of S-wave keeps invariability then increases.

19. The section of threshold value is chosen under maintaining the invariability of approximation quality of classification.

20. The protein content was increased in the sink-limiting treatment, but the affect of source-reducing treatment was invariability or increasing slightly.

21. At the same time the feature point coordinates on the planar target were achieved with cross ratio invariability theory, then structured light parameters was calibrated.

22. After taking license plate, the determinism that the website manages, lawful sex and invariability decided come down.

23. Since fingerprint is an important feature of human body, it has become one of the important means for biometric test technique because of its uniqueness and invariability.

24. And the accuracy of the solution can be improved because of the invariability of the individual space.

24. try its best to collect and build good sentences.

25. First, the counterparts of the points on image in camera coordinate system (CCS) are found by utilizing two properties, namely collinearity and Euclidean distance invariability.

26. The properties of modified slag can be improved by adding suitable amount of invariability agents.