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| 文件名称: |
超声波收发分体 |
| 文件大小: |
71.7kb |
| 文件类型: |
pdf |
| 上传时间: |
2008-01-26 16:55:29 |
| 更新时间: |
2008-01-26 16:55:29 |
| 下载次数: |
142 |
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| OUTLINE DIMENSIONS (UNIT: mm) CHARACTERISTICS Construction Open structure type Open structure type Using Method Transmitter Receiver Center frequency 40.0±1.0KHz 40.0±1.0KHz Sound pressure level 114dB min. -- ... |
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