///<summary>

        /// 调用系统 语音朗读   备注 该方法只支持.net 4.0 版本以上

        /// </summary>

        /// <param name="type">错误类型</param>

        /// <param name="isAsync">是否同步朗读</param>

        /// <param name="CardCode">卡片编号/卡片持有者</param>

        void PlaySpeekMouth(Classes.AlarmType type, bool isAsync, string CardCode)

        {

            using (SpeechSynthesizer synthesizer = new SpeechSynthesizer())

            {

                synthesizer.Volume = 100;   //音量 0~100   最大只能100

                synthesizer.Rate = 0;   //  语速 -10~10    0 中等

                string titleMessage = string.Empty;

                switch (type)

                {

                    case Classes.AlarmType.Broken:

                        if (isAsync)

                        {

                            //异步朗读

                            synthesizer.SpeakAsync("报警!发现卡片编号为：" + CardCode + " 出现错误区域！");

                        }

                        else

                        {  //同步朗读

                            synthesizer.Speak("报警!发现卡片编号为：" + CardCode + " 出现错误区域！");

                        }

                        break;

                    case Classes.AlarmType.Disappear:

                        if (isAsync)

                        {

                            //异步朗读

                            synthesizer.SpeakAsync("报警!发现卡片编号为：" + CardCode + " 出现错误卡片消失！");

                        }

                        else

                        {  //同步朗读

                            synthesizer.Speak("报警!发现卡片编号为：" + CardCode + " 出现错误卡片消失！");

                        }

                        break;

                }

            }

        }

 

然后在调用方法：

      //语音报读取  相关信息

                    PlaySpeekMouth(Classes.AlarmType.Broken, false, vs.CARDCODE);