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- transducer calibration
- transducer cell
- transducer class
- transducer (converter)
- transducer coupler
- transducer-coupling system effi-ciency
- transducer diameter
- transducer directivity
- transducer disc
- transducer,dispersive
- transducer dissipation loss
- transducer distortion
- transducer dome
- transducer,double electrode
- transducer dynamic draft
- transducer dynamic response
- transducer, electric
- transducer, electro-acoustic
- transducer, electrodynamic
- transducer, electromagnetic
- transducer, electromechanical
- transducer, electromechanical, support of diaphragm, cone
- transducer, electromechanical, tensioning of diaphragm, cone
- transducer, electromechanical with amplification by fluid-pressure
- transducer, electromechanical with desired frequency characteristics
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- 股票代码分类
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