Medicament regulation can control over growth of seedlings and improve seedling quality.
采用药剂调控可显著控制幼苗徒长，提高秧苗素质。
At present, means to control locusts harm is chemical medicament which can reduce insect density.
我国目前控制蝗虫危害的手段主要是采用化学药剂来降低虫口密度。
A medicament dosage model of flotation process based on rough set theory and neural networks is proposed in this paper. It is compared with the medicament dosage model based on rough control theory.
结合粗糙集理论和神经网络的各自特点，提出了一种基于粗糙集一神经网络的浮选过程药剂用量数学模型，并且与基于粗糙集控制思想的浮选过程药剂添加模型进行了比较。
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