Patents
一种摆锤冲击岩石剪切蠕变试验机及试验方法
Release time:2021-09-14
Hits:
- Type of Patent:
- 国家发明专利
- Application Number:
- ZL201910015474
- Service Invention or Not:
- no
- Application Date:
- 2019-01-08
- Authorization Date:
- 2021-01-15
- First Author:
- niuleilei
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