第9课 压电传感器.电荷放大器.pdf
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2012.10
Q k F (Q d33 F )
A Q
C r 0 U
C
(quartz)
m(10-3), u(10-6), n(10-9), p(10-12), f(10-15), a(10-18)
Poling
+ + -
- - - - - axis
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