Compared with the traditional subjective judgments of administrative staff and single evaluation index model, DEA model has offered a more effective method in appraising advertisement effect.

同传统的管理人员主观判断和单一评价指标相比，DEA模型提供了一种更为有效的广告效果评价方法。

youdao

Nowadays foreign language teachers face many unsolved problems such as the single teaching method, dull teaching environment, lack of staff, out of date teaching materials.

目前我国外语教学存在着教学方法单一、教学环境单一、教师严重缺编、教学内容相对滞后等问题。

youdao

Nowadays foreign language teachers face many unsolved problems such as the single teaching method, dull teaching environment, lack of staff, out of date teaching materials.

目前我国外语教学存在着教学方法单一、教学环境单一、教师严重缺编、教学内容相对滞后等问题。

youdao