ultrasonic waves การใช้

• Ford is looking at infrared technology, which sends out an ultrasonic wave.
• Ultrasonic waves can be produced by the Piezo-electric effect and magnetostriction.
• If an vibrating membrane will produce ultrasonic waves in the medium of interest.
• In this way, it works as a receiver of ultrasonic waves.
• These screens detect the absorption of ultrasonic waves at the point of touch.
• The pressure gradient in an ultrasonic wave moves particles relative to the fluid.
• The acousto-optic effect is extensively used in the measurement and study of ultrasonic waves.
• An ultrasonic wave is a sound wave having a frequency greater than 20 kHz.
• It uses ultrasonic waves that are silent to humans but cause mosquitoes to fly away.
• The generated ultrasonic waves are detected by ultrasonic transducers and then analyzed to produce images.
• Nobody knows the real long-term effects of ultrasonic waves.
• But the Vaser System uses ultrasonic waves to liquify fat beforehand and avoid damaging surrounding tissue.
• Ultrasonic waves I do not think can be used for telecommunication although, they do contain information.
• A solid state electronic mechanism then creates 42, 000 ultrasonic waves per second, the manufacturer says.
• The company is planning to conduct ultrasonic wave checks on the welds, said spokesman Kimihito Kawabata.
• In 1964, a new type of electronic nebulizer was introduced : the " ultrasonic wave nebulizer ".
• The use of Heat therapy for deep-seated tissue can be treated with shortwave, microwave, and ultrasonic waves.
• :: You certainly could send info using ultrasonic waves, using a simple Morse Code, if nothing else.
• "' Acoustoelastography "'is an ultrasound technique that relates ultrasonic wave amplitude changes to a tendon's mechanical properties.
• This method is used to determine the velocity of ultrasonic waves using monochromatic sources like sodium vapour lamps.