In this article, the principle of DDS is reviewed at first, then its new application in low field nuclear magnetic resonance core analyzer is discussed in detail.
Routine paraffine sections were made for PTAH staining and data of cell area, nuclear area, ratio of nucleus to cytoplasm, nuclear ellipticity were measured by image computer analyzer.
常规石蜡切片，磷钨酸苏木精染色，图像分析仪测量心肌细胞的胞面积、核面积、核浆比和核椭圆度。
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Intelligent multi-channel nuclear spectrometer is a major part of the multichannel analyzer.