| 1. | Another method is ultrasonic probing, usually in a single dimension.
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| 2. | Nobody knows the real long-term effects of ultrasonic waves.
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| 3. | The Mowat Sensor is a hand-held ultrasonic way finder.
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| 4. | It also produces ultrasonic vocalizations which do not function in communication.
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| 5. | Audible differences were reported between recordings with and without ultrasonic responses.
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| 6. | There are two types of ultrasonic scalers; piezoelectric and magnetostrictive.
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| 7. | There are front and rear ultrasonic sensors to sense the obstacles.
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| 8. | The understanding of ultrasonic welding has increased with research and testing.
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| 9. | Recent developments enable tensions to be estimated by using ultrasonic testing.
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| 10. | Ultrasonic transducers showing ~ 20 kHz and ~ 40 kHz stacks.
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