“population density”的概念、定义、翻译、参考文献-科学参考

单词	population density
释义	population density [´päp·yǝ`lā·shǝn `den·sǝd·ē] ^ECOLOGY The size of the population within a particular unit of space.
随便看	scalar field scalar function scalar gradient scalariform scalar invariant scalar meson scalar multiplication scalar polynomial curvature singularity scalar potential scalar processor scalar product scalar triple product scala tympani scala vestibuli scale scaleboard scale drawing scale effect scale factor scale height scale insect scale model scalene spherical triangle scalene triangle scalenohedron

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