The noise was quite disruptive at first, but after about four minutes the subjects were doing just as well on their tasks as control subjects who were not exposed to noise.
起初,受试者会被噪音扰乱,但大约四分钟后,他们在任务中的表现与未受噪音影响的对照组受试者一样好。
A total of 200 HIV-uninfected type 2 diabetic subjects matched for key demographic characteristics served as control subjects.
选取200例关键人口统计特性配对的2型糖尿病非hiv患者作为对照。
Their physiological arousal also declined quickly to the same levels as those of the control subjects.
他们的生理反应也迅速下降到与对照组相同的水平。
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