Piezoelectric crystals produce an electric current when bent and have many USES - the igniter on a gas barbecue grill being one of them.
压电晶体在发生弯曲时能够产生电流，并且已有很多用途——燃气烧烤的点火器就是其中之一。
The most widespread of these known techniques is ultra sonic agitation with piezoelectric crystals, converting electrical energy into mechanical energy.
最广泛的技术是超声晶体震荡，将电能转化成为机械能量。
Explain the characteristics of piezoelectric crystals and the factors relating to the resonant frequencies of a piezoelectric crystal, and the procedure of the pulse-echo method.
说明压电晶体的特性和与压电晶体的共振频率有关的因数，以及脉波-波法的过程。
The qualities and parameters of the special piezoelectric crystals, which have specific directions were compared, and then the specific directions of LiGaO2 and BaTiO3 were calculated and proved.
综合比较了能产生理想的纯振动模式的特殊晶体的各项参数和性质，然后对镓酸锂和钛酸钡晶体的纯模方向进行了计算验证。
Based on the piezoelectric effect, a hypothesis which electromagnetic emissions were yielded by charge movements resulted by destroying piezoelectric crystals during rock fracture was established.
基于晶体的压电效应，提出岩石破裂时出现的电磁脉冲现象是由压电晶体破坏导致瞬间的电荷运动而产生的假说。
At the core of the motor are piezoelectric materials-special crystals or ceramics that change shape very slightly in the presence of an electric field.
这个马达的核心是压电材料-特殊晶体或陶瓷，这些材料在电场出现时形状改变非常小。
The elastic stiffness constants and piezoelectric stress constants of these crystals have been obtained.
给出了它们的弹性刚度常数和压电应力常数。
The piezoelectric properties of single crystals as below: piezoelectric coupling coefficient k_p(k_t) are 0.69(0.49);
单晶的压电性能测试结果为：平面和厚度机电耦合系数分别为0.69、0.49；
The piezoelectric properties of single crystals as below: piezoelectric coupling coefficient k_p(k_t) are 0.69(0.49);
单晶的压电性能测试结果为：平面和厚度机电耦合系数分别为0.69、0.49；
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