Through researching an elastic sensitive element, a bellows with filler has been designed and developed, which solved the difficult problem that a thin wall bellows can't withstand high pressure.

通过对弹性敏感元件的研究，设计制造了带有充填物的波纹管，解决了薄壁波纹管不能承受高压的难题，又保持了较高的灵敏度。

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Bellows, a shell of wrinkled meridian of revolution, is commonly used as an elastic-sensitive element in aircraft meters, and a flexible joint in pipeline systems.

波纹管是一类子午线呈波纹状的旋转壳，作为弹性敏感元件和柔性连接件在航空仪表和管道工程中起着重要的作用。

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