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Event Horizon Telescope captures ‘beautiful’ images of second black hole’s jet 新闻
来源平台:Science. 发布日期:2021
作者:  admin
收藏  |  浏览/下载:4/0  |  提交时间:2021/07/26
Researchers to extend service life of nuclear reactors and improve their safety 新闻
来源平台:Science X network. 发布日期:2018
作者:  admin
收藏  |  浏览/下载:4/0  |  提交时间:2019/04/17
Ultrasonic Phased Array Assessment of the Interference Fit and Leak Path of the North Anna Unit 2 Control Rod Drive Mechanism Nozzle 63 with Destructive Validation 科技报告
来源:US Department of Energy (DOE). 出版年: 2012
作者:  Crawford, Susan L.;  Cinson, Anthony D.;  MacFarlan, Paul J.;  Hanson, Brady D.;  Mathews, Royce
收藏  |  浏览/下载:5/0  |  提交时间:2019/04/05
Ultrasonic phased array evaluation  ultrasonic testing  UT  control rod drive mechanism  CRDM  reactor pressure vessel  RPV  primary water stress corrosion cracking  PWSCC  interference fit  J-groove weld  leak path  Alloy 600  boric acid deposits  nondes