在中生代，苏鲁元古褶皱带受造山作用的影响活化，导致许多花岗岩体的侵入，使交代岩广泛发育。
In Mesozoic, the Proterozoic Sulu fold belt has undergone orogenic activization resulting in the intrusion of numerous granite bodies with broad development of metasomatic rocks.
中生代早期转入陆内造山阶段。由早期的褶皱造山进而转化为推覆造山。
In the early Mesozoic, it began to enter into inner continental orogenic stage and changed from fold orogeny in the early stage to nappe orogeny in the late stage.
海拉尔盆地是在华力西褶皱基底上形成的中生代断陷盆地。
Hailar basin is a fault-depressed basin formed on Variscan folded basement.
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