The author improved the optical system for simultaneously photographing the spray shadow graph and combustion flame and got high quality of high speed photographs of combustion process.
作者通过对喷雾阴影像和直接火焰像同时成像光路的改进，大大提高了燃烧过程高速摄影照片的质量。
Through the process test, wearing test and microstructure observation and analysis, the convention performance of oxygen-acetylene flame spray welded layer is studied.
通过工艺试验、耐磨试验和显微组织观察分析，研究了氧-乙炔火焰喷焊层的常规性能。
Through the process test, wearing test and microstructure observation and analysis, the convention performance of oxygen-acetylene flame spray welded layer is studied.
通过工艺试验、耐磨试验和显微组织观察分析，研究了氧-乙炔火焰喷焊层的常规性能。
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