这些参与者每天平均吸烟数量为17支，研究人员让他们在一小时内接收显示在屏幕上的不同信息，同时使用磁共振技术扫描他们的脑部。
The participants, who smoked an average of 17 cigarettes per day, underwent fMRI scanning for one hour while different messages appeared on a screen.
电子天平是采用电磁力平衡的原理，应用现代电子技术设计而成的。
Electronic balance is the use of electromagnetic force balance principle, the application of modern electronic technology design made of.
基于高频底座力天平技术，研究了不同宽度比的两个和三个建筑物间的顺风向动力干扰效应。
Based on the high frequency force balance technique, systematical studies of the along wind dynamic interference effects on two and three tall buildings with different sizes were carried out.
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