In coal-seam roof, distributary channel sedimentations mostly are vertical accretion, and the continuity of sand body evolvement is well.
顶板分流河道沉积作用以垂向加积作用为主，岩体演化具有较好的继承性；
Therefore, it suggests vertical accretion of lithosphere in deep crustal setting of orogenic belts and shows its importance in continental dynamics.
该穹隆突出而重要地参与了秦岭造山带的形成与演化，具有重要的大陆动力学意义。
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