风成沙丘普遍存在角砾前积、拖曳褶皱和倒转褶皱等同沉积变形构造。
The synsedimentary deformation structures are common in eolian dunes, such as brecciated foresets, drag folds and overturned folds.
研究认为，在板块构造的敛合带上，斑岩铜矿发育地区，常见有角砾状地质体和角砾岩筒。
The research results show that the porphyry copper deposits are mostly associated with the breccia body and breccia pipe.
研究认为，在板块构造的敛合带上，斑岩铜矿发育地区，常见有角砾状地质体和角砾岩筒。
The research results show that the porphyry copper deposits are mostly associated with the breccia body and breccia pipe.
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