【parent_material】什么意思_英语parent_material的翻译_音标_读音_用法_例句_在线翻译

abstract: Parent material is the underlying geological material (generally bedrock or a superficial or drift deposit) in which soil horizons form. Soils typically inherit a great deal of structure and minerals from their parent material, and, as such, are often classified based upon their contents of consolidated or unconsolidated mineral material that has undergone some degree of physical or chemical weathering and the mode by which the materials were most recently transported.

以上来源于: WordNet

Soil Cu content primarily depend on its parent material.

土壤铜含量决定于母质类型。

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Which the soil was made and is called the parent material.

下面的亚土壤是土壤起始形成的地方，称为母质。

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The hardness of weldjoints is matched with that of the parent material.

焊接接头的硬度与母材匹配，平直度良好。

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The conclusion: The tiny bright blob was an object still embedded in the disk of material around the parent star, suggesting a planet in the earliest stages of coming into being.

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Children under age 18 must have a parent or legal guardian's written permission to submit their material and such permission must accompany the material or it will not be considered.

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Employees (and their immediate families and household members) of CNN and its parent, subsidiaries, divisions, and affiliated entities are not eligible to submit material.

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parent material