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两家北美采购钇用于生产涂层的企业高管表示，因拿不到足够原料，不得不短暂停产，其中一家公司还开始拒绝较小及境外客户订单，将有限供应优先保证包括部分发动机制造商在内的大客户。
，更多细节参见夫子
This makes sense. These keys were designed as project identifiers for billing, and can be further restricted with (bypassable) controls like HTTP referer allow-listing. They were not designed as authentication credentials.
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