ultrasonic 

  1. 形容詞
超音速的

    
                        
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例句

                

                    
    
                                                    
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                                One example is the use of ultrasonic resistance.                            
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                                It used an ultrasonic autofocus system called SONAR.                            
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                                The reversing radar is equal to the ultrasonic probe.                            
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                                Sound waves are utilized in the case of ultrasonic testing.                            
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                                Ultrasonic welding continues to be a rapidly developing field.                            
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