稀土元素

1、 An Overview of Rare Earth Elements and Related Issues for Congress November 24, 2020 Congressional Research Service htt。

2、 https:crsreports.congress.gov June 28, 2019Trade Dispute with China and Rare Earth ElementsBackground Since 2018, the U。

3、 Rare Earth Elements in National Defense: Background, Oversight Issues, and Options for Congress name redacted Specialis。

4、 Rare Earth Elements: The Global Supply Chain name redacted Specialist in Energy Policy December 16, 2013 Congressional 。