Release Time:2019-04-15 |
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Patents
透水性混凝土渗透系数测试装置
Institution:土建与水利学院
Type of Patent:实用新型
Application Number:201120452399.9
Number of Inventors:1
Service Invention or Not:No
Application Date:2001-11-15
Publication Date:2012-07-11
Authorization Date:2012-07-11