| 摘要 |
The invention relates to a cell for measuring acoustical properties of a fluid sample comprising cell body having first and second opposite substantially flat end faces and forming at least one sample cavity for receiving a sample to be investigated and first and second electro-acoustical transducer wafers each having first and second main surfaces, said first main surface of said first and second transducers being positioned at said first and second end surfaces respectively, of said cell body. The invention proposes to provide at least one sealing means at one end face.
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