“parent material”的概念、定义、翻译、参考文献-科学参考

单词	parent material
释义	parent material [`per·ǝnt mǝ´tir·ē·ǝl] ^GEOLOGY The unconsolidated mineral or organic material from which the true soil develops.
随便看	DCFL DCNA d constant DCPA DCTL dc-to-ac converter dc-to-ac inverter dc-to-dc converter dcwv DDA DDA value DDBS DDD D display DDS DDT DDTA DDVP DEA deaccentuator deacetylation deacidification Deacon process deactivation deacylation

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