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词汇
group frequency
释义
group frequency
基本
例句
群频率
In recent years, the occurrence frequency of high virulent races of indica and japonica races increased, and that of low ones were decreased.
近年来致病性强的籼型小种及粳型小种强致病类群出现频率增加,弱致病类群频率下降。
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更新时间:2026/4/4 18:29:31