哈哈碼工急中生智想起了杠杆,力的分解,平麵和滾動摩擦力等老早學過的東東。首先應想到用專業工具避免受傷。
本文內容已被 [ IEbird ] 在 2024-04-16 08:50:29 編輯過。如有問題,請報告版主或論壇管理刪除.
WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.
Copyright ©1998-2024 wenxuecity.com All rights reserved. Privacy Statement & Terms of Use & User Privacy Protection Policy