Auxiliary device for examination in ultrasonic department
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- 石岩
- Publication Date
- 2022-04-19
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
technical field
[0001] The invention relates to the technical field of ultrasonic examination, in particular to an auxiliary device for ultrasonic examination. Background technique
[0002] Ultrasound is a mechanical wave with a very short wavelength. The wavelength in the air is generally shorter than two centimeters. It must rely on the medium to propagate and cannot exist in a vacuum. Its propagation distance in water is farther than in air, but because of its short wavelength, in air In the middle, it is easy to lose and scatter, and it is not as far away as audible sound and infrasound. However, the short wavelength makes it easier to obtain anisotropic sound energy. It can be used for cleaning, gravel, sterilization, etc., and has many applications in medicine and industry. The application of its wavelength is much shorter than the general sound wave, so it can be used for cutting, welding, drilling, etc., because of its short wavelength, it has many characteristics, f...