Preparation of CuCr25 alloy by spray casting;
用喷射铸造法制备CuCr25电触头合金
The research and development of spray casting of superalloys in the world are also reviewed.
喷射铸造高温合金具有成分均匀、无宏观偏析、晶粒与组织细小等快速凝固组织特征,同时它的热塑性和力学性能得到改善。
Based on the flood control project of Jingdezhen city, comparison was made among various anti-seepage methods and the geological conditions were illuminated about the art of anti-seepage wall by jet cement with high pressure.
以景德镇城市防洪工程为例,对各种防渗方案进行了比较,阐述了高压喷射注浆造墙法适用的地质条件,以及控制工程施工质量的措施。