This paper introduces the experimental results of ultrasonic vibration cutting start - ing from the vibration of workpiece and of cutter and the displacement on the direction of work pickup thrust force this paper analyses why the machining accuracy can be raised by vibration cutting .

本文介绍了超声波振动切削的实验结果，并从工件、刀具的 振动及工件在 吃刀抗力方向上的位移等方面分析了振动切削提高加工精度的机理。

This paper presents the principle that the piezoelectric vibration pickup is used to measure the material level of ball mill .

本文以压电 测振 传感器为例，介绍了应用 测振法来测量球磨机 装煤量（料位）的原理和实践。

Piezoelectric-cantilever micro vibration pickup sensor was realized using micro-electronic-mechanical systems ( MEMS ) technique such as sol-gel RIE dry etching wet chemical etching UV-LIGA .

采用微机电系统（MEMS）技术制作了悬臂梁式压电微 拾 振器，该技术主要包括：sol-gel法制备PZT压电膜、干法刻蚀、湿法化学刻蚀、UV-LIGA等工艺。

The Application of Piezoelectric Vibration Pickup in Measuring of Ball Mill Material Level

测振法在球磨机装煤量测量中的应用

Study on Micro-patterning of Vibration Pickup Device Based on PZT Thick Films

PZT厚膜 拾 振器微图形化工艺研究

The Research on Mechanism of Ultra-low Frequency Vibration Sensor Mechanism Based on DVD Pickup

基于DVD光 读取 头的超低频 振动传感器机理的研究

Compared with piezoelectric ceramic vibration pickup or inductance vibration pickup this vibration pickup has higher sensibility more widely frequency response .

与用普通压电陶瓷 片或电感线圈构成的 振动传感器相比，这种传感器的灵敏度更高，频率响应宽。

Study of Micro Vibration Pickup Sensor Fabricated by MEMS Technique

MEMS微 拾 振器制备工艺研究

Compact vibration sensor for testing sub-resonance of slim optical pickup actuators

用于测试薄型光学 头 力矩器的小型 振动传感器

Ways to reduce the ratio between amplitudes of exiting gas cylinder and vibration pickup

减小激振气缸与 振动 头振幅比的途径