当气流与沙丘走向斜交时，两侧相同部位输沙率的差异不大，这是线形沙丘保持其动力形态平衡的主要原因之一。
There is a linear correlation between the logarithm of sediment dis- charge at different parts of dunes and the dune height.
背部每侧有对称的相同数量的穿孔洞。
It is a symmetrical piercing with an equal number of holes on each side.
他很典型的发型就是将头发的两侧，后部和顶部留到相同的长度。
He typically keeps the sides, back, and top cut to about the same length.
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