目前，广泛使用的测量弱吸收的方法有光热偏转技术和表面热透镜技术。
At present, photothermal deflection technology and surface thermal lensing technology are widely applied in weak absorption measurement.
介绍利用光热偏转技术对铝镜及反射率增强铝镜的激光损伤的热过程进行实时研究。
Real time investigstions on the thermal process of laser-induced damage of a Almirror and a reflectance-increasing Al mirror by photothermal displacement technique(PDT)are described.
采用光热光偏转技术，实现了材料表面弱光吸收空间分布的测量，为材料表面弱光吸收和热特性的测量与研究提供了一种新手段。
Weak absorptions space distribution of materials face are measured by photothermal optical-beam deflection technique. It provided a new method for measurement and research of weak absorptions.
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