“natural cement”的概念、定义、翻译、参考文献-科学参考

单词	natural cement
释义	natural cement [`nach·rǝl si`ment] ^MATERIALS Hydraulic cement made from pulverized and heated limestone containing clay, magnesia, and iron.
随便看	depth of engagement depth of field depth of focus depth of fusion depth of thread depthometer depth perception depth sounder depth-type filtration depth zone depurination depéq de Quervain's disease dequeue derail derangement numbers derating derby derbylite Derbyshire spar derealization derecho dereistic derelict Comanchean

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