双模态(打印和音频)信息递送。
方法：采用随机、双盲双模拟、平行对照方法。
METHODS: It was a randomized, double blind, double model, parallel controlled clinical trial.
引入微观经济学知识，设计了一种双模式网格资源分配模型。
The question of equipment resource distribution is a decision subject in equipment development.
引入微观经济学知识，设计了一种双模式网格资源分配模型。
The question of equipment resource distribution is a decision subject in equipment development.
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