周宗青
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Patents
一种基于水力冲击破碎与静力破碎的隧道开挖方法
Release Time:2021-09-11| Hits:
Title:一种基于水力冲击破碎与静力破碎的隧道开挖方法
Type of Patent:发明
Number of Inventors:5
Service Invention or Not:No
Application Date:2021-07-13
Release Time:2021-09-11
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