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这一幕,令人想起2013年11月,习近平总书记在湖南考察时,来到湘西州凤凰县菖蒲塘村,了解村里扶贫开发和特色产业发展情况。在成片的柚子林中,总书记亲手帮村民摘下两个柚子。,详情可参考PDF资料
In 2002, a team of researchers from NASA, the F.A.A., and six commercial airlines ran a series of experiments in Oklahoma City, in a decommissioned Boeing 747. They wanted to see how quickly a commercial jet could be secured in case of turbulence. They recruited a group of volunteer passengers, gave them all fake boarding passes and luggage, and had three of them carry around life-size baby dolls. Some of the volunteers were told to stay in their seats and act as if they were sleeping, reading, or working on a laptop. Others were told to stand in the aisles or sit in the lavatories. A crew of experienced flight attendants, drawn from the airlines participating in the study, made their way up and down the plane, serving fake food.,更多细节参见PDF资料