| 1. | Stridulatory files of three species of the genus phonarellus 音蟋属三种蟋蟀发声器特征的比较 |
| 2. | Directional sounders - requirements and tests 定向发声器.要求和试验 |
| 3. | It is equipped with a sound machine and a solar panel on its lid 它安装了一个发声器,盖子上还有太阳能板。 |
| 4. | Fire detection and fire alarm systems - fire alarm devices - sounders 火灾探测和火灾警报系统.火灾警报系统.发声器 |
| 5. | And there is a clicker on the fishing reel and you ll hear this clicker go . . 每个卷轴上都有一个发声器,你会听见这声音。 |
| 6. | Fire detection and fire alarm systems - part 3 : fire alarm devices - sounders 火灾探测和火警系统.第3部分:火警设备.发声器 |
| 7. | Sound system equipment - methods for measuring and specifying the performance of sounders electroacoustic transducers for tone production 发声设备.发声器性能规定和测量方法 |
| 8. | Sound system equipment - methods of measuring and specifying the performance of sounders electroacoustic transducers for tone production 声发生设备.发声器的规定性能和测量方法 |
| 9. | Sound system equipment . methods of measuring and specifying the performance of sounders electroacoustic transducers for tone production 声音系统设备.发声器性能的测量和规定方法 |
| 10. | However , there are many disadvantages in the traditional implantation voice prosthesis such as anatomical granuloma and secretion blockade 然而,这些传统的植入性人工发声器仍存有许多缺点,例如:长出肉芽组织及易被分泌物阻塞等。 |