数学运算，包括加减乘除。并检查运算结果是否正确，如果不正确进行批改。全过程进行语音提示。-Math, including addition and subtraction multiplication and division. And check the operation result is correct, if not correctly marking. The whole process of voice prompts.

圆桌模型，以数学建模竞赛的快速评卷策略为例！-Roundtable model to mathematical modeling contest fast marking strategy as an example!