激光量热计不确定度分析_stmopen 关键词】: 量热计 弱吸收 不确定度 最小二乘 [gap=1188]Keywords】: calorimetry,weak absorption,uncertainty,least square approximation
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measuring weak absorption 弱吸收测量
weak Absorption substrates 弱吸收基底
weak absorption measurement 弱吸收测量
materials of weak absorption 弱吸收物质
weak water absorption spectral index 水汽吸收光谱指数
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It is, therefore, suitable for measuring weak absorption in dielectric thin films.
它适用于介质薄膜的弱吸收测量。
At present, photothermal deflection technology and surface thermal lensing technology are widely applied in weak absorption measurement.
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。
Secondly, spectral modulation techniques are applied into concentration detection because methane has very weak absorption in near-infrared region.
其次，针对甲烷在近红外波段吸收弱的特点，把光谱调制技术用于浓度检测。
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