The Houshan area, where many aeolian landforms developed widely, is located in south part of stepped upland plain of Inner Mongolia.

乌盟后山地区位于内蒙阶状高平原南侧，广泛发育多种风成地貌。

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The tunnel opened into a wide culvert that seemed to emerge from beneath the inner part of the island's western sea wall—and directly behind the parking area for the Kilindini Park Cultural Center.

隧道逐渐拓宽，变成了一个宽阔的涵洞，似乎在岛上西侧防波堤之内重回地面——就在科林蒂尼公园文化中心停车场背后。

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The surface layer can have perforations (9) in its area adjacent to the front part in the case where the inner portion of the front part of the cigarette is not permeable to air.

表面层在与前部相邻接的区域具有孔(9)，在此种情况下香烟的前部的芯部不能透过空气。

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