压电

Piezoelectricity type supersonic generator works actually using the resonance of piezocrystal.

式超声波发生器实际上是利用晶体的谐振来工作的。

Piezoceramics telescopic micro-actuator was used in design of micro-gripper of robot.

机器人微操作手设计采用伸缩陶瓷微位移器。

A piezoelectrically actuated microjet is used for inhalation drug therapy (IDT).

驱动微喷用于雾化吸入治疗,雾粒径是微喷的重要参数。

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

介绍了陶瓷微动机构的性能特点及在超精密车削加工中的多种用途。

Visitors can observe the guard screen of the infrared laser through the night vision snooper scope.

它的顶部是个球型的高，在下部箱内有高源。

The high tension electroceramics using Long Jiang county wollastonite as a main material were successfully developed first.

首次利用龙江县硅灰石研制出了高瓷,并测试了其晶相组成和性能。

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，而层则是均匀材料，并且它们都是正交各向异性的。

It is greatly senseful to study nonlinear phenomenon of transducer for understanding the active state of transducer exactly and increasing the acoustic-electric index.

本文以实验研究为主，对大功率超声换能器的非线性进行了初步研究，以期对实际生产应用提供有益帮助。

Abstract: 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.

为了研究驱动器与热声谐振腔间的耦合特性，建立了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.

针对城市车辆全球定位系统(GPS)定位存在的不连续性问题,提出了采用陀螺和里程仪组成的低成本航迹推算系统与GPS组合方案。

Sir Richard Doll, the epidemiologist who discovered the link between smoking and lung cancer in the 1960s, will this week warn that children living near electricity power lines are at an increased risk from leukaemia.

行病学专家里查德·多尔爵士在20世纪60年代发现了吸烟与肺癌之间的联系。本周，他警告说，住在高线附近的孩子得白血病的危险更大。