To view this page ensure that Adobe Flash Player version 10.2.0 or greater is installed.
Either scripts and active content are not permitted to run or Adobe Flash Player version 10.2.0 or greater is not installed.
姓名: 单位: 联系方式:
漂流可不是一项轻松的运动,要安全进行漂流运动就得对水中的湍流非常的了解,节目中主持人大卫将为我们介绍湍流的有关知识。