英语语法分析

Anticline and syncline, geometrical elements of fold, description and recognition of fold in the field.

背斜和向斜、褶皱的几何要素、褶皱的描述和褶皱的野外描述。

The structure of predicting area is a broad, gentle syncline, together with Hushan syncline made up a comb fold.

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。

Please note this syncline is of inclined axial plane which has the same dip direction as the limb with gentle dip Angle.

请注意，这个向斜构造的轴面是倾斜的，轴面的倾向与具有较缓一翼岩层的倾向一致。