运用细胞图象分析系统及显微照相的方法对柚木次生木质部导管分子进行了观察研究。
The vessel elements of secondary xylem in Tectona grandis are observed and studied by cell image analysis system and micrography.
利用显微照相和SEM技术研究了铁在硫酸溶液中的阳极过程。
The anodic processes of irondectrode in sulhric acid solutions are studied by using photomicrography and SEM techniques.
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