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用巷道支护体固定的地震CT探测用自补偿可控震源
- Release time:2020-10-30
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Type of Patent:
国际State of Patent:
专利授权Application Number:
201420633886.9Number of Inventors:
1Service Invention or Not:
noApplication Date:
2014-10-30Authorization Date:
2015-03-04First Author:
wangguifeng
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