一种基于PCA-KNN的TBM施工围岩综合分级预测方法
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Title:一种基于PCA-KNN的TBM施工围岩综合分级预测方法
Institution:岩土与地下工程研究院
Type of Patent:Invent
Application Number:201911120644.3
Number of Inventors:2
Service Invention or Not:No
Application Date:2019-11-15
Publication Date:2022-09-20
Authorization Date:2022-09-20
Release Time:2022-09-23