褶皱分类 以两翼夹角为基础(Fleuty, 1964)，可将褶皱分为：平缓褶皱( gentle fold)，两翼夹角180º～120º； 开阔褶皱 ( open fold )，两翼夹角120º～70º；关闭褶皱(close fold)，两翼夹角70º～30º；紧闭褶皱(tight...
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Just then, the night sky hour exchanged color, the convergence of the bedding, soft and gentle fold, crouching in the cool air.
只消一宿的时辰，天空便调换了颜色，收敛的温和折入被褥的柔软，蜷缩在沁凉的空气里。
Yaken anticline zone controlled by deformation mechanism of foreland basin is characterized by subtle detachment along the formation surface and shows gentle fold.
亚肯背斜带在前陆盆地变形机制控制下，以隐伏的顺层滑脱—推覆为特点，褶皱平缓。
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。
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