这些问题的一个共同特点是山图的小尺寸。
The common feature of the problems was SunTour's small size.
虽然空军声称，这些原子的特点是只电影，相信约19,000“电影”人在山山之间产生了1947至1969年。
While the Air Force contends that these atomic features were the only movies made, it is believed that some 19,000 "films" were produced on Lookout Mountain between 1947-1969.
山料的特点是块度的大小不一，呈棱角状，质量常不如子玉。
Mountain material is characterized by fragmentation of the large and small, showing angular shape, quality and often not asg.
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