In the second chapter, we analyze the development COD measuring technique and the current instruments, design the new measuring technique of ultraviolet scanning.
第二章分析了当前COD测量技术与仪器的现状与特点，并提出了紫外扫描式多光谱COD测量技术；
A scanning electron microscope was used to examine some typical changes of the fractured instruments to analyze the separation types.
对于变形组和分离组器械进行扫描电子显微镜观察，分析器械分离类型。
Functional polysiloxane film and their orientation on fiber have been observed Band studied by scanning electronic microscope (SEM), contact Angle determination and other instruments.
研究不同官能基聚硅氧烷的成膜性及其在纤维表面的定向排列方式。
Functional polysiloxane film and their orientation on fiber have been observed Band studied by scanning electronic microscope (SEM), contact Angle determination and other instruments.
研究不同官能基聚硅氧烷的成膜性及其在纤维表面的定向排列方式。
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