公诉人在法庭审判中有公诉和监督审判活动两种职能，这两种职能在庭审中发挥着不同的作用，它对于法院正确适用法律，维护法律的公正和尊严，保护广大人民群众的权益，顺利完成庭审任务起着很大的保障作用。在法庭上公诉人依照事实和法律对被告人提起公诉，运用充分的证据支持? The prosecutor has two functions of prosecution and supervision of judicial activities in court trial. Both of these functions play different roles in the court trial. It plays a very important role in the correct application of the law by the court, the fairness and dignity of the law, the protection of the rights and interests of the general public Complete the task of trial play a big role in safeguarding. In court, the prosecutor prosecuted the defendant in accordance with the facts and the law and supported by sufficient evidence.