| 释义 |
NRA 英音 [ ˌen ɑːr ˈeɪ ] 美音 [ ˌen ɑːr ˈeɪ ] 释义 abbr. 国家档案登记处(National Register of Archives) 例句 1·The phenomena were discussed in combination with NRA results. 结合NRA结果对实验现象进行了分析。 2·The NRA was not directly correlated with nitrogenase activity. 硝酸还原酶活性和根瘤固氮活性之间没有直接关系。 3·The NRA decreased accordingly from the top to the base of the stem. NRA在茎上各叶位中的分布由顶部向基部逐渐减少。
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