Patents
一种模拟两步开采充填体与矿柱相互作用的平面双轴加载试验方法及装置
Release time:2021-09-14
Hits:
- Type of Patent:
- 国家发明专利
- Application Number:
- ZL201710324336.7
- Service Invention or Not:
- no
- Application Date:
- 2017-05-10
- Authorization Date:
- 2019-04-05
- First Author:
- zhuwancheng
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