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- 问题详情： Universityresearcherstestedtheeffectsofdifferentcoloredwallsontwogroupsofvisitors.Forthefirstgroup,theroomwaspaintedwhite;forthesecond,darkbrown.Themovementofeachgroupwasfollowedbyanelectricsystemhiddenunderthecarpet.Theexperimentshowed...
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