路透墨尔本/北京/华盛顿2月26日 - 美国航空航天和半导体企业的供应商正面临日益严重的稀土短缺问题，据行业人士透露，距离特朗普总统访华举行中美峰会剩下数周之际，已有两家供应商开始拒绝部分客户订单。
这一波短缺主要集中于钇、钪等稀土元素。作为17种稀土元素家族中的小众成员，这些元素在国防科技、航空航天和半导体领域的占比微小，地位却至关重要，而且几乎全部产自中国。(完)
China singles out US over yttrium exports https://reut.rs/3OrotA9
Yttrium prices continue to soar https://reut.rs/3OXXbl6
(编审 陈宗琦)
((robert.chen@thomsonreuters.com; 61-3-94929302))
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