“plain”的概念、定义、翻译、参考文献-科学参考

单词	plain
释义	plain Encyclopedia 理学平原释 plain平原绝对高度低于200米、相对高度小于50米的平缓陆地。理学平原释 plain平原起伏极小、比较宽广平整的，较相邻的山地、丘陵、台地等地貌类型低的地貌形态。一般平均坡度小于7°，最高点一般在边缘，且一般没有坡度大于10°、高差小于30米的坡坎形态（也有坡度在5°以下，起伏高差一般不超过50米）。
随便看	farming system Farmington Plan Farmington River farming vacation farm irrigation and drainage system farmland desertification farmland drainage experiment farmland drainage system farmland drainage system design farmlanddrainage system planning farmland eco-economic system farmland environmental quality monitoring farmland fertility monitoring farmland improving machine farmland infrastructure farmland irrigation and drainage farmland irrigation system farmland monitoring farmland nitrogen and phosphorus loss farmland nitrous oxide emission farmland non-point source pollution controlling farmland non-point source pollution control technology farmland obstacle recognition farmland path farmland pollution

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。