知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 You can download just the transcript within the World-wide-web portal. Click on Recordings from your still left menu, Find the recording and click around the down load icon. You will get the subsequent solutions: 当固定激发源能量时，其光电子的能量仅与元素的种类和所电离激发的原子轨道有关。因此，我们可以根据光电子的结合... https://lanewndqf.ttblogs.com/17308786/smokes-delight-no-further-a-mystery