dielectric strain

All of the dielectric constants, piezoelectric strain constants, elastic compliance constants and some electroelastic coupling factors of GdCa4O ( BO3) 3 singe crystal have been determined for the first time.

首次测量了GdCa4O（BO3）3晶体的全部介电常数、压电应变常数和部分机电耦合系数。

All of the piezoelectric strain constants, piezoelectric stress constants, elastic compliance constants, elastic stiffness constants and dielectric constants of YCaO ( BO 3) 3 single crystal have been determined for the first time.

首次测量了YCaO（BO3）3晶体的全部压电应变常数、压电应力常数、弹性柔顺常数、弹性刚度常数以及介电常数。

When the content of PbO deficiency is less than 1%, the size of ordered micro-region, dielectric constant and electrostrictive strain increased greatly with the increase of PbO deficiency.

当铅欠缺小于1%时，随着铅欠缺量的增大，PZN基陶瓷的有序微区、介电常数和电致应变大幅度增大；