镓、锗生产并非不可取代 中国出口管制吓唬谁？ [Gallium and germanium production is not irreplaceable: who are China's export controls meant to frighten?]

• By: Xu Ning
• In: VOA Chinese
• Date of Publication: Saturday, 08 July 2023
• Source Type: Online News
• Country Of Publication: United States
• Language: Chinese
• Quoting Me