The invention provides a wireless ultrasonic scanning system which comprises an ultrasonic sensor, a motor, an ultrasonic transceiver, a high-speed data sampling module, a machine controller and a total control module; wherein the ultrasonic sensor arranged on the motor can move according to the con.....
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The present invention relates to a strain gauge and methods of making such wherein the gauge contains a doped polymeric fluid suitable for measuring elongations of more than 10%.
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