投稿

吸气和呼气的判断1.气球的状态;气球鼓起一吸气;气球变瘪一呼气。2.橡皮膜的位置：橡皮膜下移一吸气;橡皮膜上移一呼气。

Name: %E5%90%B8%E6%B0%94%E5%92%8C%E5%91%BC%E6%B0%94%E7%9A%84%E5%88%A4%E6%96%AD1.%E6%B0%94%E7%90%83%E7%9A%84%E7%8A%B6%E6%80%81;%E6%B0%94%E7%90%83%E9%BC%93%E8%B5%B7%E4%B8%80%E5%90%B8%E6%B0%94;%E6%B0%94%E7%90%83%E5%8F%98%E7%98%AA%E4%B8%80%E5%91%BC%E6%B0%94%E3%80%822.%E6%A9%A1%E7%9A%AE%E8%86%9C%E7%9A%84%E4%BD%8D%E7%BD%AE%EF%BC%9A%E6%A9%A1%E7%9A%AE%E8%86%9C%E4%B8%8B%E7%A7%BB%E4%B8%80%E5%90%B8%E6%B0%94;%E6%A9%A1%E7%9A%AE%E8%86%9C%E4%B8%8A%E7%A7%BB%E4%B8%80%E5%91%BC%E6%B0%94%E3%80%82
Uploaded: 2024-04-30T23:27:55.257Z
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