晚阶段具梳状构造的石英-碳酸盐细脉形成于伸展引张环境。
The late stage quartz-carbonate veinlets, with comb structure, are likely formed in an extensional tectonic environment.
预测区内构造为一宽缓向斜，与弧山向斜共同构成隔档式（梳状）褶皱。
The structure of predicting area is a broad, gentle syncline, together with Hushan syncline made up a comb fold.
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