The results show a great variation in methane emission during the rice growing season, and the peak values appear during tillering period and fruiting period.
结果表明：在水稻生医季节甲烷排放通量变化很大，在分蘖期和成熟期一般会出现峰值。
Body weight of the three ducks during the wintering season showed a fluctuating variation of two low and two high peaks.
三种野鸭越冬期体重呈现出二低二高的变化形式。
Residing in the sub-tropical and tropical region in hot and damp weather, with a long summer and no winter, Li's costume has not much variation in season.
黎族地处亚热带和热带地区，气候湿热，长夏无冬，服装没有明显的季节差异。
Residing in the sub-tropical and tropical region in hot and damp weather, with a long summer and no winter, Li's costume has not much variation in season.
黎族地处亚热带和热带地区，气候湿热，长夏无冬，服装没有明显的季节差异。
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