Beishan orogenic belt passed complex geological evolution by multistage plate divergence-subduction-collision-fitting, with the characteristics of ploycycle multiple orogeny.

• 摘要北山造山带经历多期次、多阶段的板块裂解-俯冲-碰撞-拼合的复杂地质演化历程，具多旋回复合造山的特色。