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论述了光声光谱信号的产生。The generation of photoacoustic spectrum is presented.

论述了光声光谱信号的产生。The theory of photoacoustic spectrum is presented briefly in this paper.

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建立了含固相化学反应的光声模型。A photoacoustic model for the solid phase chemical reaction was proposed.

简述了光声技术的发展、特点和应用。The advancement, characteristic and application of photoacoustic technique.

提出了溶液脉冲激光光声光谱理论表达式。A theory for pulsed laser photoacoustic spectroscopy in solution is- presented.

处死在白色彼岸花盛开地季节，血光蔓延成最后地影像。Executed in the white Bianhua blooming season, Photoacoustic spread into the final image.

采用ACL8112数据采集卡采集光声信号，然后对其进行软件处理。The data acquisition of photoacoustic signal by ACL8112 card, and the data processing by software.

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光声技术由于其高灵敏度的特性目前被广泛应用于痕量气体检测领域。Photoacoustic technology is widely used in fields of trace gas detection due to its high sensitivity.

但获得的光声图像存在像素不足、图像尺寸小等缺点。However, the size of photoacoustic image is too small and the amount of picture elements is too minor.

提出用光纤相位传感器代替传统的微音器检测光声信号。The optical fiber phase sensor is used to replace the traditional microphone to detect photoacoustic signal.

本文设计了一种用于样品扫描测定的液体耦合光声池。In this paper, a liquid-coupling photoacoustic cell which is used for sample scan-ning detection is discribed.

简要介绍了光声成像技术的基本原理，采集系统和成像算法。A brief introduction of photoacoustic imaging mechanism, imaging systems and image reconstruction algorithm is given.

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它使用声共振腔来实现微弱声信号的共振放大。High-sensitivity photoacoustic detectors apply an acoustic resonator for the amplification of the weak photoacoustic signal.

变性聚乙烯醇和淀粉醋酸酯的红外光声光谱和红外吸收光谱具有相同图谱。The infrared photoacoustic spectrum and the infrared spectrum of modified polyvinyl alcohol and of starch acetate are identical.

光声光谱法是基于红外吸收光谱原理的一种高灵敏度的微量气体探测技术。Photoacoustic detection of trace concentrations of gases is one of the most sensitive techniques of infrared Absorption spectroscopy.

实验结果表明，光声谱术可对粉末样品作出快速的定量分析。The experimental results shown that the quantitative analysis of the powder sample can be quickly made by photoacoustic spectroscopy.

但常用的光声仪器的现场性、实时性较差，一般红外吸收法又不如前者灵敏。However, photoacoustic techniques can hardly provide in-situ measurement and gas filter correlation techniques are of less sensitivity.

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本文介绍一种基于光声原理的CO在线测量的火灾报警模型。This paper describes an online CO detection system model for fire warning based on photoacoustic principle but with a different system design.

普通光声气体探测模型因其实时性能差及波段要求高而不适用于火灾报警系统。Common photoacoustic gas detection model is not suitable for fire warning because of poor real-time performance and high wavelength qualifications.

作为新型的活体检测设备，商业化的光声成像装置走向市场。Commercial photoacoustic imaging system is entering market as brand-new in vivo imaging equipment with potential structural and functional application.