chronic mercury poisoning

例句：

1. 1. The patient was diagnosedwith chronic mercury poisoning andrequired treatment immediately.
   患者被诊断出患有慢性汞中毒，需要立即治疗。
2. 2. The exposureto mercury from the water supplyhas led to a number of cases ofchronic mercury poisoning.
   由于饮用水中的汞暴露，已经导致了许多慢性汞中毒病例。
3. 3. The health authorities are concerned aboutthe increasing incidence of chronic mercurypoisoning in children.
   卫生当局对儿童慢性汞中毒发病率的日益增加感到担忧。