x-ray unit

例句：

1. 1. The x-ray unit is used to detect bone fractures in the patient's arm.
   X射线机用于检测患者手臂的骨折。
2. 2.The doctor used the x-ray unit to take a series of pictures of the patient's chest.
   医生使用X射线机为患者胸部拍摄了一系列照片。
3. 3. The x-ray unit was set up outside the operating room for emergency use.
   X射线机被设置在手术室外作为紧急使用。