But this week, a US Commerce Department official told lawmakers that none of those chips have yet been sold to Chinese customers.
Photograph: Simon Hill
。业内人士推荐爱思助手下载最新版本作为进阶阅读
Жители Санкт-Петербурга устроили «крысогон»17:52
另一家处于涂层供应链中的企业则被知情人士称已彻底耗尽库存，暂停销售所有含钇氧化物产品。