“broad base terracing”的概念、定义、翻译、参考文献-科学参考

单词	broad base terracing
释义	broad base terracing Encyclopedia 农学园地开垦释 broad base terracing撩壕沿等高线自下而上开挖沟槽（壕沟），把心土堆在下坡筑成土埂的整地方式。
随便看	bounded bounded above bounded above complex bounded above filtration bounded above operator bounded above sequence bounded above set bounded approximation bounded approximation property bounded arithmetic bounded basis bounded below bounded below complex bounded below filtration bounded below operator bounded below sequence bounded below set bounded bilinear form bounded body bounded chain bounded characteristic bounded closed set bounded closure bounded cohomology bounded complete statistic

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