飓风眼什么样?看飓风猎人驾机穿越“艾尔玛”
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连日来,为了搜集"艾尔玛"的准确数据,一些被称作"飓风猎人"的人多次驾驶飞机,穿越"艾尔玛"上空,并记录下了"艾尔玛"的风眼附近的景象。
连日来,为了搜集"艾尔玛"的准确数据,一些被称作"飓风猎人"的人多次驾驶飞机,穿越"艾尔玛"上空,并记录下了"艾尔玛"的风眼附近的景象。"艾尔玛"的风眼呈巨大旋涡状,周围到处是厚厚的云层。
路透社记者在8日和9日跟随美国空军的飞机,穿越"艾尔玛"上空,飞抵风眼附近。当时驾驶飞机的美国空军预备役军官吉姆是一名经验丰富的"飓风猎人",在过去20多年间曾穿越过40到50场飓风。
吉姆表示:“他之前从未经历过如此强烈的飓风。”
一般来说,风眼是飓风中心的平静区域。风眼周围的环状云区域被称为风眼墙,那里的风力通常是最强的。吉姆表示:“穿越飓风风眼墙的过程,就跟去洗车店里洗车一样,眼前一片模糊,飞机会异常颠簸,甚至没法读取仪表盘上的数据”
虽然目前通过卫星来对飓风等天气现象进行观测的技术日趋成熟,可以对飓风的规模和强度进行观测,但对于飓风最大风速、压力、方向等精确信息,仍需要依靠安装有专业仪器的飞机,进行近距离观测。
有专家表示,未来有望通过无人机来取代"飓风猎人",完成这项带有危险性的飓风观测工作,但实现这一目标或许仍需较长时间。
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