电常数 meaning in English
electric constant
Examples
- High piezoelectric constant and dielectric constant piezoelectric ceramic grain which used as functional element were selected , and mixed with polymers in 60 - 70 % volume percent
选择具有高的压电常数和介电常数的压电陶瓷颗粒作为功能相，并以60 70体积分数与聚合物共混。 - The relations between piezoelectric characteristic such as piezoelectric constant , electromechanical coupling coefficient , mechanical quality factor , etc . and its components , granular diameter and manufacturing technology were studied
研究压电材料压电常数、机电耦合系数、机械品质因数等特性与其组份、颗粒直径及制作工艺过程之间的关系。 - We take the center of well as the origin of coordinates . we noticed that the electron ' s effective mass is different in the well and in the barrier , but did n ' t pay attention to the mismatch of the dielectric constant
33 ）量于阶中心，把量子阶中心选作坐标原点，考虑了在阶中和垒中电子的有效质量的不同，但没有考虑在阶中和垒中介电常数的失配性。 - The piezoelectric constant ( dji ) changes with the polarization time under saturated electric field . the d33 increases rapidly with the polarization time at the initial stages of polarization , and approaches constant after certain time
在饱和电场( es )下，压电常数( d33 )随极化时间( tp )的变化而变化，极化初期d33随tp的增加而迅速增高；极化一定时间后， d33趋于平缓。 - In the second part , we discuss the binding energy of the impurity in finite gaas / gai . xalxas quantum wire in the first place , in which the dismatch of effective mass and dielectric constant between the well and the barrier is taken into account
在第二部分，首先讨论了有限深gaas ga _ ( 1 - x ) al _ xas量子阱线中杂质态的束缚能，其中考虑到了阱垒中电子有效质量及材料中介电常数的失配性。