Theoretical results show that the piezoelectric sensing sensitivity of PVDF film is proportional to film thickness and inversely proportional to the elasticity constant S.
理论分析表明PVDF薄膜的声学灵敏度与膜的厚度和膜的弹性刚性系数成正比。
As one of the piezoelectricity materials, PVDF film has received extensive attention for its property advantages of low cost, good mechanical ability, high sensibility and so on.
由于PVDF压电薄膜具有制作成本低、机械性能好、灵敏度高等优点而受到了广泛关注。
When the cylindrical PVDF hydrophone was processed by pour forming and winding composite film, its characteristic has static capacity and good coherence.
PVDF圆柱型水听器用灌注成型和复合膜卷绕技术制作而成，性能稳定，一致性好。
Solution was proposed in which PVDF piezoelectric film was used to detect the percussion force of powder grains to projectile base in launching environment, and the feasibility was discussed.
提出了利用PVDF压电薄膜测量火炮发射过程中火药颗粒对弹底撞击应力方案，论述了该方案的可行性。
The research on the dispersibility and stability of PVDF shows that the solvent system and modified resin have greater influence on the performance of the coatings and film.
通过对PVDF树脂分散和稳定性的研究，溶剂体系和改性树脂对涂料和涂膜的性能有较大的影响。
The present invention provides a PVDF hollow fibre intelligent film, it is easy to cleaning, the preparing method and the product.
本发明涉及一种便于清洗的聚偏氟乙烯中空纤维智能膜，所述膜的生产方法及其产品。
First, according to the mechanical properties of membrane PVDF and flexible thin-film solar cells to proposed two different composite mode.
首先，根据建筑膜材PVDF与柔性薄膜太阳能电池两者的力学特性提出了两种不同的复合方式。
The work principle of the PVDF piezoelectric-film sensor was presented, and the design of its signal processing circuit was also discussed.
介绍了聚偏氟乙烯(PVDF)压电薄膜传感器的工作原理，并设计了相应的信号处理电路。
The work principle of the PVDF piezoelectric-film sensor was presented, and the design of its signal processing circuit was also discussed.
介绍了聚偏氟乙烯(PVDF)压电薄膜传感器的工作原理，并设计了相应的信号处理电路。
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