“greenhouse combined forced ventilation”的概念、定义、翻译、参考文献-科学参考

单词	greenhouse combined forced ventilation
释义	greenhouse combined forced ventilation Encyclopedia 农学﹝农业生物环境与能源工程﹞释 greenhouse combined forced ventilation温室联合通风正压风机进风和负压风机排风相结合的机械通风方式。又称温室混合式通风、温室进排气通风。
随便看	lowering mapping lowering of index lowering of order lowering operator lower integral lower Lebesgue sum lower limb lower limb prosthesis lower limit lower limit event lower limit function lower limit of an integral lower limit of a sequence lower limit of integral lower limit on the left lower limit on the right lower logarithmic density lower main sequence lower mantle lower marginal dimension lower marine riser package lower-most stratosphere lower nilradical lower one-sided limit lower order

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