四三方案是繼156個項目之後的第二次大規模技術引進，這一次是向西方，以重化工為主！

來源: 方外居士於 2024-07-01 20:06:03 [舊帖] [給我悄悄話] 本文已被閱讀：次

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.