medical X-ray plumbicon camera tube

例句：

1. 1. The medical X-ray machine is used to diagnose diseases in the body.
   医用X射线机用于诊断体内疾病。
2. 2. The medical X-ray machine was invented by Dr. Smith.
   医用X射线机是由史密斯医生发明的。
3. 3. The medical X-ray machine helped doctors to detect tumors in the patient's body.
   医用X射线机帮助医生在病人体内检测肿瘤。