The features and applications in superprecision turnings of piezoelectric ceramic inching motion devices are introduced.

介电陶瓷微动机构的性能特点及在超精密削加工中的多种用途。

The functionally graded layers are inhomogeneous along the thickness direction, while the piezoelectric layer is homogeneous;both possess material orthotropy.

假设上下功能梯度层的材料参数沿厚度连续变化，而电层则是均材料，并且它们都是正交各向异性的。

A network model was developed to analyze a piezoelectric source driving a resonantor to investigate the coupling of the piezoelectric loudspeaker with a thermoacoustic resonantor.

为研究电驱动器与热声谐振腔间的耦合特性，建立电驱动系统的网络模拟模型。

According to the problem of position discontinuity using GPS in city cars, a scheme that GPS is combined with DR which is composed by piezoelectric gyro and milemeter is put forward.

针对城全球定位系统(GPS)定位存在的不连续性问题,提出采用电陀螺和里程仪组成的低成本航迹推算系统与GPS组合方案。