赵建锐，艾爽，史建光
摘要：本文介绍了通过烧结法制造盐芯的工艺，以及利用盐芯在铸造过程中形成冷却油道的生产工艺。
关键词：盐芯活塞；烧结；冷却油道；铸造工艺；冲洗
Abstract:The text
told people the casting process of the salt core------sintering,.It
also told people the way to have cooling oil way in pistons by casting the salt core in them.
Key Words: Salt core of piston; Sintering;
Cooling oil way; Casting Process; Rinse
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