きばんがん
基盤岩
1. bedrock
2. BedrockIn stratigraphy, bedrock is the native consolidated rock underlying the surface of a terrestrial planet, usually the Earth. Above the bedrock is usually an area of broken and weathered unconsolidated rock in the basal subsoil. The top of the bedrock is known as rockhead and identifying this, via excavations, drilling or geophysical methods, is an important task in most civil engineering projects.
Read “Bedrock” on English Wikipedia
Read “基盤岩” on Japanese Wikipedia
Read “Bedrock” on DBpedia
Read “Bedrock” on English Wikipedia
Read “基盤岩” on Japanese Wikipedia
Read “Bedrock” on DBpedia
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