1.
Study of Core Fixing and Rectangle Cantilever Structure Piezoelectric Bone Conduction Hearing Aid Devices
中间支撑和悬臂结构压电式骨传导助听装置研究
2.
Voltage property analysis of piezoelectric floating mass actuator used in middle ear implant
中耳植入式助听装置压电悬浮振子的电压特性分析(英文)
3.
To install electronic eavesdropping equipment in(a room, for example.
安装窃听装置在（如屋子）里安装电子窃听装置
4.
The act of installing such a device.
装设窃听器安装搭线窃听装置的行为
5.
lookout assist devices
瞭望辅助装置了望辅助装置
6.
Eye and Hearing protection
视力与听力保护装置
7.
pilot-wire protectio
辅助导线纵联保护装置
8.
auxiliary power unit generator
辅助动力装置发电机
9.
motion work for clocks or watches
钟表的辅助装置齿轮组
10.
auxiliary power unit bleed valve
辅助动力装置放气活门
11.
auxiliary power unit door
辅助动力装置进气入口
12.
nuclear auxiliary power unit system
辅助核动力装置系统
13.
auxiliary power unit control switch
辅助动力装置控制开关
14.
auxiliary transformer regulation
辅助变压器调压装置
15.
power-assisted steering gear
带助力器的转向装置
16.
They can be used in devices for which vacuum tube valves were unsuitable, such as in hearing aids designed to fit into the ear.
它们能用在不宜采用真空管的装置上，例如能用在放在耳朵内的助听器里。
17.
The spy staged a break-in to plant a listening device.
（间谍破门而入，安装窃听装置。）
18.
To connect a concealed listening or recording device to.
装设窃听器把隐藏的窃听或录音装置与…相连接