| 摘要 |
Apparatus to measure the physical characteristics of an object. The apparatus has a bath to receive the object. The object can be stabilized and control in its position in the bath. Liquid is supplied to and from the bath. The temperature of that liquid can be controlled so that is above the temperature of the object. There is an ultrasonic transmitter to send a signal through the object and an ultrasonic receiver to receive the signal. The velocity of the signal through the object can be calculated. In a preferred embodiment, the object is a foot and the apparatus is useful in diagnosing osteoporosis.
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