Spectral analyzer and Spectrometer are used widely, play an important role in research of physical chemistry basics, astronomical observation, mine reconnaissance, product quality analysis and so on.
光谱分析测试技术和光谱仪器的应用非常广泛，在物理化学基础理论研究、天文观测、矿产资源勘测和工业产品质量分析等领域发挥着重要作用。
For instance, almost all of the detective novel included the knowledge of investigation, psychology, behavior analysis, and some even involved the aspect of physical and chemistry.
例如，几乎所有的侦探小说都包含了侦查，心理学，行为分析的知识，有些甚至还包括了物理化学方面的知识。
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