“topsoil”的概念、定义、翻译、参考文献-科学参考

单词	topsoil
释义	topsoil [`täp´sȯil] ^GEOLOGY 1. Soil presumed to be fertile and used to cover areas of special planting. 2. Surface soil, usually corresponding with the A horizon, as distinguished from subsoil.
随便看	normal saline normal salt normal salt solution normal section normal segregation normal series normal silver sulfate normal slip fault normal soil normal solution normal space normal spiral galaxy normal-stage punching normal state normal stress normal subgroup normal surface normal synclinorium normal temperature and pressure normal thorium sulfate normal time normal to a curve normal to a surface normal tower normal transformation

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