非常保守嚴謹的製造和測試程序當然大幅提高成本,但俄羅斯的負麵例子證明這是有必要的。
本帖於 2025-01-01 14:25:26 時間, 由普通用戶 大觀園的賈探春 編輯
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2025 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy