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Terms for subject Ecology containing 周期性 | all forms | in specified order only
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周期循环活性污泥法cyclic activated sludge system
周期性变负荷cyclical load
周期性工业cyclical industry
周期性污染periodic pollution
周期性cyclical
投配周期性指设加污水于生物滤池的periodicity of dosing
气候非周期性变化climatic nonperiodic variation
温度的周期性反应periodic reaction to temperature
环境周期性environmental periodicity
群落周期性periodicity of community