旗面由三个平行且相等的竖长方形构成，从左至右分别为蓝、白、红三色。

Face of the flag consists of three parallel vertical rectangular and of equal composition, from left to right are blue, white, and red.

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两只耳朵长长的，非常灵敏，一有动静就竖了起来，还能四面八方地转动。

Their two long ears are sensitive enough to catch every slight sound and movement.

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根据下坡路段事故统计资料，分析纵坡坡度、坡长、竖曲线和下坡衔接平曲线与道路安全的关系，为提高长大下坡路段安全，优化纵面设计提供参考。

So the relationship between longitudinal gradient, grade length limit, vertical curve and safety is analyzed, which can be referred to improve the safety and optimize the profile design.

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