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1·An Experimental Investigation in the dynamic stress of scavenging pump driving train of a two-stroke diesel engine has been carried out.

对一台二冲程柴油机的扫气泵传动轴的动应力进行了实验研究。

2·Failure analysis of parietal cracking in scavenging pump made of die casting aluminium alloy was carried out by means of metallographic examination, SEM analysis and so on.

借助金相显微镜、扫描电镜等分析手段，对压铸铝合金清洗泵腔壁断裂失效的原因进行了分析。