您要查找的是不是：
- Yukon's new Directional Sound Amplification System (DSAS) is highly sophisticated professional amplification device designed for enhanced listening and recording of distant and faint sound. 育空地区的新的方向性的扩音系统（员），是高度精密的专业设备的放大设计，为提高听力和录音的遥远和微弱的声音。
- sound amplifing system 扩声系统
- Portability between optical devices gives the DSAS owner the luxury of combining the most appropriate optical scope with a sound amplification system best suited for each specific application. 可移植性之间的光学仪器，使地区体育会拥有豪华实际相结合的最恰当的光学范围，以扩音系统最适合每一个具体的应用。
- The Interference of Lightening System with Sound Amplification System 灯光照明系统对扩声系统的干扰
- Sound Amplification System 声放大系统
- Adjust sound amplification volume to an optimal level by changing the equalizer adjuster (4). 调整扩音货量一个最理想的水平，改变以往均衡器调节（4）。
- This amplification system is very economical,convenient,and the band is clear and stable. 该反应体系具有经济,简便以及扩增条带较清晰而稳定等特点。
- Proving a place accommodating 80 to 100 people, sound amplification equipments and microphones. 提供80-100人场地、扩音设备，麦克风；
- ObjectiveTo establish the best reaction condition of RAPD-PCR amplification system of Dendrobium loddigesii. 目的建立美花石斛基因组DNA的RAPD-PCR最佳反应体系。
- Pulse compressed gratings (PCG) used in chirped-pulse amplification system and based on multi-layer thin film stack are etched with ion-beam and holographic techniques. 应用于啁啾脉冲放大技术中的脉宽压缩光栅是基于多层膜作为基底,利用全息干涉技术和离子束技术刻蚀而成。
- A sound mind is inseparable from a sound body. 健全的精神是与健康的身体是不可分割的。
- Alarmed at the first sound, we hit the dirt. 第一声警报一响我们就迅速卧倒。
- ObjectiveMany factors can influent the sensitivity and specificity of the multi-PCR amplification system,so it is necessary to explore a suitable condition in multi-PCR for obtaining a proper result in diagnosis of mycotic keratitis. 目的探索多重pcr体系中各成分的最适组合,以便在真菌性角膜炎的诊断中获得准确、可靠的结果。
- He has told a story which sound not objective. 他讲了听起来不真实的一个故事。
- This article has a review of the developments in modulation method,RF amplification system and in such multifunctions as SSB, floating carrier and AM multiplexing, in the recent 20 years at home and abroad. 文章回顾了20年来国内外调幅广播在调制制式、射频放大系统以及包括单边带、浮动载波和调幅多工等多种功能的发展状况。
- I caught a curious sound in the neighboring room. 我听到隔壁房间里有奇怪的响声。
- I was awakened by the sound of church bells. 我被教堂的钟声吵醒。
- The sound of danger gives wings to his flight. 危险的信号加速了他的逃跑。
- I quivered with fear at the sound. 我听见那种声音就吓得发抖。
- Her mouth open and shut, but no sound come out. 她的嘴张开又闭上了，没有发出声音。
