group frequency
英
美
群频率
group frequency的用法和样例:
例句
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。
group frequency的相关资料:
临近单词
group
group need
目录
查词历史
英 汉