“田坎系数”的概念、定义、翻译、参考文献-科学参考

单词	田坎系数
释义	田坎系数 Encyclopedia 农学田坎系数释 coefficient of raised path throuth fields田坎系数一定区域内田坎面积占耕地面积的比例。田坎是耕地中的田埂和地坎的统称。
随便看	empty-boxes test Empty Category Principle empty chair technique empty class empty clause empty concept empty container management empty core pseudopotential empty-core pseudopotential empty curved empty event empty field myopia empty graph empty hole trap empty individual account of endowment insurance empty lattice approximation empty magnification empty mapping empty model emptyness empty nest family empty niche hypothesis empty niche in the invaded range empty pain empty place in the shell

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