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单词 Rock flour
释义

Rock flour

原声例句
VOA Special 2021年12月合集

Called glacial rock flour, the silt is crushed to tiny particles by the weight of the melting ice.

这种泥沙被称为冰川岩粉。它被融化的冰压碎成微小的颗粒。

VOA Special 2021年12月合集

Researchers from the University of Ghana were able to increase corn production by 30 percent using glacial rock flour.

加纳大学的研究人员利用冰川岩粉将玉米产量提高了30%。

英语百科

Rock flour

Rock flour from glacial melt enters Lake Louise, Canada
Muru river pours rock flour into Gjende lake, Norway

Rock flour, or glacial flour, consists of fine-grained, silt-sized particles of rock, generated by mechanical grinding of bedrock by glacial erosion or by artificial grinding to a similar size. Because the material is very small, it becomes suspended in meltwater making the water appear cloudy, which is sometimes known as glacial milk.

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更新时间:2025/6/17 5:15:08