求翻译：系统地野外地质调查表明，火山碎屑扇的主轴沿金龙顶子火山渣锥以东的红旗林场、四海林场、四方顶子火山、双山子火山、复兴、靖宇林场一线分布，扇的顶点为金龙顶子火山渣锥，火山渣锥以西基本上没有火山渣层，向东火山渣层逐渐加厚，至金龙顶子火山NE50°1400 m处公路边，火山渣层厚4.4m，在吊水壶公路旁，清晰见到下部为黑色火山渣层，未见底，上部为紫灰色火山渣层。火山渣沿扩散主轴向东扩散26km 以上，抵达靖宇林场以东，火山渣层厚度迅速变薄，直至尖灭。是什么意思？

Systematic field geological survey showed that the pyroclastic fan spindle along the the Jinlong top child scoria cone east of Hongqi forest, universal forest, the Quartet, the top sub-volcanic shuangshanzi volcano, rehabilitation, Jingyu Forest first-line distribution, the vertex of the fan dragon

Geological survey system to indicate that wild, volcanic debris along the spindle top dragon volcanic slag cones stand east of the Red Sea, 4 sawmills, 4 flat top mountain sub sub-volcanic, volcanic, rehabilitation, Jing Yu stand a online distribution, and take the top vertex is dragon volcanic slag