| 1. | Ecm electret condenser microphone
驻极体话筒 |
| 2. | Electret condenser microphone
驻极体话筒 |
| 3. | Design on using electrets to provide homogeneous electric fields or shield electric fields
利用驻极体提供均匀外场和屏蔽外场的设计 |
| 4. | Design of heart sound processing analog circuit based on the electret capacitor microphone
基于驻极体电容传声器的心音模拟处理电路的设计 |
| 5. | Influence of thickness on charge storage and dynamic properties of non - polar film electrets
厚度对非极性聚合物薄膜驻极体电荷储存及电荷动态特性的影响 |
| 6. | Influence of chemical surface treatment on charge storage stability for miniature si3n4 sio2 electret film
化学表面处理对微型化的氮氧化硅驻极体层电荷储存性能的影响 |
| 7. | It specilizes in manufacture of carious circyle receiver , electret receiver and accessories of various telecommunication product
专业生产各种动圈受话器、驻极体话筒及多种通信产品配件。 |
| 8. | It also gives a safety design problem analysis using an electret capacitor microphone to pick - up the heart sound signals
该电路涉及到放大、滤波、电平抬升等电路，并给出了安全设计问题，利用驻极体电容传声器来拾取心音信号。 |
| 9. | While the compressed electret micromotor adopt top - drive structure , the output torque of it is larger than that of side - drive structure
扁平驻极体微电机采用项驱动型结构设计，此结构电动机的输出转矩比侧驱动型静电电动机要大。 |
| 10. | This kind of hepa filter can reduces pressure loss from two aspects . on the one hand , it chooses melt - blown tiny polypropylene electret filtration medium
它主要从两方面来降低高效过滤器的阻力：一是选用了熔喷型超细聚丙烯驻极体滤料。 |
