野外判定岩浆岩地区逆冲推覆构造的主要标志是逆冲叠瓦扇和软弱滑动层的存在。
The imbricate fan of thrusts and soft layer are main structure features distinguishing thrust-nappe structure in magma-tic body area.
推覆构造体系是由几条逆冲断裂带及其逆冲席、逆冲片组成，主干断层与次级断层组成叠瓦式构造。
The structural system of nappe consists of several overthrust fracture belts, thrust sheets and thrust slices, and master fault and secondary fault form an imbricate structure.
北秦岭为一复杂构造带，形成向北反转的叠瓦状逆冲推覆构造。
The north Qinling is a complicated structural zone, forming an imbricated thrust napped structure overturning northward.
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