Patents
Test Apparatus And Method For Key Roof Block Fall Test Device and Method Based on Bidirectional Static-Dynamic Loading
Release Time:2021-09-14
Hits:
- Title:
- Test Apparatus And Method For Key Roof Block Fall Test Device and Method Based on Bidirectional Static-Dynamic Loading
- Type of Patent:
- 国际发明专利
- Application Number:
- PCT/CN2018/085937
- Service Invention or Not:
- No
- First Author:
- 朱万成