“weeds in rape field”的概念、定义、翻译、参考文献-科学参考

单词	weeds in rape field
释义	weeds in rape field Encyclopedia 农学夏熟作物田杂草释 weeds in rape field油菜田杂草在油菜田持续发生并危害油菜作物生长的草本植物，多是一年生或越年生，常需要春化的旱生植物。
随便看	principal module principal moment principal moment of inertia principal net of a mapping principal net of the flow principal neutral point principal nilpotent orbit principal norm principal normal principal normal complex principal normal form principal normal line principal normal plane principal normal section principal normal surface principal normal vector principal number principal nutation principal object principal offender principal of land laws principal of least dissipation of energy principal open set principal optical axis principal orbit

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