sialography

例句：

1. 1. Sialography is a medicalprocedure that uses radioactive tracers tostudy the flow of saliva in themouth.
   唾液摄影术是一种医学程序，使用放射性示踪剂来研究口腔中唾液的流动。
2. 2. During sialography, a small amount of radioactive dyeis injected into the patient's mouthto visualize the movement of saliva.
   在唾液摄影术期间，向患者口中注射少量放射性染料以可视化唾液的运动。
3. 3. Sialography is used to diagnose conditions suchas dry mouth and gum disease by analyzingthe flow of saliva in the mouth.
   唾液摄影术用于通过分析口腔中唾液的流动来诊断干口症和牙龈病等条件。