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一种高风压风枪清孔定向排水排渣装置

Release Time:2019-04-15 Hits:

Title:一种高风压风枪清孔定向排水排渣装置
Institution:岩土与结构工程研究中心
Type of Patent:发明
Number of Inventors:1
Service Invention or Not:No
Release Time:2019-04-15