The main thing at work in the fibres is a type of piezoelectricpolymer.
声学纤维中起主要作用的是一种名为“压电性聚合物”的物质。
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Dr Fink's fibre consists of a hollow rod of an insulating polycarbonate material with a 30-micrometre ring of a piezoelectricpolymer running along its length.
PVDF/PZT piezocomposite consisting of piezoelectric ceramic and polymer was made according the connection mode, volume fraction ratio or geometric distribution mode.