Hematoxylin and eosin staining and safranin o staining were used to observe the secretion of cartilage matrix.
观察软骨基质分泌情况应用苏木精-伊红染色和番红o染色。
In this film, we did not observe all of this from a point o view of sociologist, but only as a documentary maker who observes these profound changes.
在本片中我们当然不是带着那种社会学意义的视点来进行观察。面对数以万计的变化，我们能做的可能仅仅是做一个记录者。
The LEICA RM2128 slicer and Motic BA300 optical microscopy system has been used to observe the cell and tissue structures of root tubers, fibrous roots and the roots cultured in water of O.
采用组织切片技术，在显微镜下观察麦冬块根、须根和水培诱导根的形态和内部结构。
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