The amplitude ratio anomaly and the velocity ratio anomaly in HBC area can be usually seen at anticlinal axis areas and small noses.

在HBC地区的纵、横波振幅比异常和速度比异常多分布于构造的轴部和小鼻褶上。

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In the non-stomata areas the epidermal cells are oblong and parallel to the long axis of leaves, and the anticlinal walls of epidermal cells are mostly straight or some-times undulate.

非气孔分布区内，表皮细胞长方形，细胞壁直或稍微呈波状，细胞长轴与叶片长轴一致。

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