查询词典 glacial drift
- 与 glacial drift 相关的网络例句 [注：此内容来源于网络，仅供参考]
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One of the primary techniques that has been utilized in determining directing of ice movement by Pleistocence glaciers is through the presence of exotic rock particles which can be tied to a known sourse.large clasts of basaltic rock with native copper have been found in glacial drift in southern Illinois.the oniy source for this copper is the Keewenaw Peninsula of Michigan.
对已确定由更新世冰川的冰层移动指挥使用的主要技术1.one是已在冰川发现，通过外来的岩石，可连接到一个与原生铜玄武岩称为sourse.large碎屑粒子的存在南部Illinois.the这个铜oniy源漂移，是Michigan。
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A kettle is a steep-sided, usually basin- or bowl-shaped hole or depression without surface drainage in glacial-drift deposits, often containing a lake or swamp, and believed to have formed by the melting of a large, detached block of stagnant ice (left behind by a retreating glacier) that had been wholly or partly buried in the glacial drift.
锅穴是指边缘陡峭的盆形或碗状孔洞或凹陷，在冰碛沉积物表面没有水系，通常包围着湖泊或沼泽。通常认为是冰川退缩过程中停滞于冰川沉积物中的巨大冰块融化而形成的，一般10-15米深，直径达30-150米。在加拿大平原地区有很多第四纪冰川退缩所形成的锅穴湖泊就用 kettle lake 表示。
- 推荐网络例句
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Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.
在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。
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In fact,I've got him on the satellite mobile right now.
实际上 我们已接通卫星可视电话了
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The enrich the peopling of Deng Xiaoping of century great person thought, it is the main component in system of theory of Deng Xiaoping economy, it is a when our country economy builds basic task important facet.
世纪伟人邓小平的富民思想，是邓小平经济理论体系中的重要组成部分，是我国经济建设根本任务的一个重要方面。