dome shaped fold

Four fold hills in the north margin of Tianshan Mountains are studied.

对北天山山前四排褶皱丘陵的地貌特征、组成地层与构造特征进行了研究,在此基础上探讨了山前褶皱丘陵的演化历史。

Based on the analysis of structure patterns of the Youheimu synform and ore control characteristics, the Cu and Fe rich sulfide deposits that are competent bed constitute a hookfold form.

通过对尤黑木向形的几何结构样式及控矿特征分析，认为铜铁矿体作为相对坚硬岩层，在向形转折端整体构成一钩状褶皱形态，并进一步探讨了其成矿有利地