Patents
一种基于黏弹性波传播分析的短岩杆黏性系数测试方法
Release time:2021-09-14
Hits:
- Type of Patent:
- 国家发明专利
- Application Number:
- ZL201710337797.8
- Service Invention or Not:
- no
- Application Date:
- 2017-05-15
- Authorization Date:
- 2019-06-25
- First Author:
- niuleilei
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