adj. electrostrictive
从而得到试件的电致伸缩系数。
测量了各种成分样品的介电常数随温度变化曲线以及纵向、横向电致伸缩系数Q_（11）、Q_（12）。
The dielectric constants varied with temperature and electrostrictive coefficients Q_11, Q_12 have been measured.
简述了电致伸缩器的工作原理。
The working principle of electrostriction appliance is explained briefly.
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