国产一级特黄aa大片在线观看

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什么是X光機

點擊次數:   更新時間:17/05/06 08:27:05  
  來源:www.geologyx.com關閉分    享:

  X光機的用途有很多,什么是X光機呢,我們來了解一下什么是X光機。

     x光機是產生X光的設備,其主要由X光球管和X光機電源以及控制電路等組成,而X光球管又由陰燈絲 (Cathod)和陽靶(Anode)以及真空玻璃管組成,X光機電源又可分為高壓電源和燈絲電源兩部分,其中燈絲電源用于為燈絲加熱,高壓電源的高壓輸出端分別夾在陰燈絲和陽靶兩端,提供一個高壓電場使燈絲上活躍的電子加速流向陽靶,形成一個高速的電子流,轟擊陽靶面后,99%轉化為熱量,1%由于軔致輻射產生X射線。

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国产一级特黄aa大片在线观看
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