北京人起源
发表于 2025-3-23 12:10:31
Malham and the Penninest, built of terraced layers of hard gritstone and softer shales, rear their table-like heads above the surrounding limestone moorlands and the intervening dales. These rocks weather to give poor soils and dark aprons of ‘scree’. They are often capped by a crown of dark brown peat, and they provide t
FIG
发表于 2025-3-23 15:47:39
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LEER
发表于 2025-3-23 19:59:18
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确定方向
发表于 2025-3-24 01:24:25
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FATAL
发表于 2025-3-24 04:22:04
Mam Tor: the ‘shivering mountain’t consists of a grit escarpment, of which the upper parts are being undermined by the removal of the softer shales below. The grits are constantly falling and slipping, creating the shivering effect that made Mam Tor one of the original ‘wonders of the Peak’, and gave rise to its name. According to
thalamus
发表于 2025-3-24 09:57:39
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大方不好
发表于 2025-3-24 14:31:07
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征兵
发表于 2025-3-24 14:51:15
Jürgen Frischmuth,Wolfgang Karrlein resistance from the Celts in Scotland and Wales. Marauding bands of Celts proved such a threat that the Romans felt the need to contain them, and in AD 123 set about building huge defences. Hadrian’s Wall, a monument to the power and efficiency of the Romans, effectively sealed off Scotland, marking the northwestern boundary of the Roman Empire.
VICT
发表于 2025-3-24 21:07:10
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troponins
发表于 2025-3-25 00:10:25
Konzeption der empirischen Untersuchungtheir power during the Ice Age is revealed by the dramatic valleys gouged from the volcanic uplands of the Lake District. Excellent examples of the scouring effects of glaciers can be seen around the hollowed-out slopes of Helvellyn, one of the higher peaks in the area.