B2的縮小版，氣動設計沒有創新，類似超級大黃蜂和大黃蜂的區別

來源: 奔流12959 於 2025-03-23 11:34:59 [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.