The reappearance and sign-noise ratio of laser Raman spectra of serum are better with the lower laser power and without heparin, which is a chief condition for the diagnosis of breast cancer.

血清不加抗凝素且使用低功率的激光可以得到重现性、 信噪比都较好的谱图，以便利用光谱法诊断疾病。

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It is suggested that the determination of solution by near-infrared laser Raman spectra is carried out in darkroom or in dark cover to completely isolates the influences of the environment lights.

建议在进行溶液近红外激光拉曼光谱检测时，须在暗室或暗罩中进行，以完全隔离环境光的影响。

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In the present paper, the possibility of generation of Raman spectra using polychromatic light instead of laser is discussed based on the theory of Raman scattering.

探讨用多色光代替激光作为拉曼光源的新型拉曼光谱仪的可能性。

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