[医]双峰型;
As a rule, the female showed a bimodal daily activity pattern ( morning and evening) during the incubation stage.
研究表明:在孵化期,雌鸟的日活动节律呈现出双峰模式,即晨昏活动。
Daily variation characterizes that black carbon has the bimodal pattern and the peak value appeared at 08:00~ 10:00 and 18:00~ 21:00, which is related closely to the local weather conditions and human activities.
日变化特征为,黑碳浓度呈双峰型分布,峰值分别出现在08:00~10:00和18:00~21:00,这与局地天气特征和人为活动有密切的关系。
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