The phenomena were discussed in combination with NRA results.

结合NRA结果对实验现象进行了分析。

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。

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。

Chlorophyll, NRA and nitrate content was positively related to the application quantity of nitrogen.

芹菜叶绿素、硝酸还原酶活性和硝酸盐含量与氮肥施用量呈极显著的线性正相关。

The principles and analytical technique of nuclear analysis of scanning microprobe (micro NRA) was introduced.

本文主要介绍了扫描质子探针中微束核反应分析原理。

The influence of exogenous ground substance affected on NRA increased with the decline of amount of nitrogen applied.

外源基质对NR活性的影响随施氮量提高而下降。

The percentage increase of blade NRA after cultivated by extra-source nitrate was positively related to the petiole nitrate-N concentration.

加入外源硝态氮培养后叶片硝酸还原酶活性的增加程度与叶柄硝态氮含量相一致。

In the 1920s, however, the NRA helped draft and promote restrictive gun laws in state after state-laws that were, in part, motivated by racism.

但在20世纪20年代，“全国来福枪协会”(NRA)协助在各州一个接一个地草拟并推行限制枪支的法律——某种程度上，这些法律由种族主义所推动。

The NRA has made a steady progress in loosening local gun controls, particularly in pushing “concealed carry” laws, which now exist in 48 states.

NRA为争取放宽枪支管制所做的努力也不断获得成效，尤其是推动通过了《秘密携带枪支》法令，目前已在48个州实施。

The website offers the related information, including NRA Research, search Database, Photo Gallery, Reading Room, related Links, Feedback, and Glossary etc.

该网站提供国家档案登记处研究、数据库检索、画廊、阅览室、相关链接、反馈和术语表等相关信息。

Oct 9, 2011 10:40 PM EDT Author Adam Winkler uncovers the surprising racist roots of gun control in America—and how the NRA and other groups flipped entirely.

2011年10月9日晚10点40分作者亚当。温克勒揭露，美国枪支管理让人咂舌的种族主义根源，他还揭露出国家档案登记处（NRA）和其他机构如何全然置若罔闻。

I had grown up in the hunting culture in which its influence was greatest and had seen the devastating impact the NRA had had on the 94 congressional elections.

我从小在打猎文化的环境中长大，知道这个协会影响很广大，而且也在1994年国会选举中看到了全国步枪协会的破坏性影响。

Meanwhile, the NRA is slowly losing one of its most important constituencies: the proportion of Americans holding hunting licences has declined from 10% in 1985 to 6% last year.

同时，一个对全美步枪协会最有利的因素也正逐渐减弱： 美国狩猎许可证持有人数比例已经从1985年的10%下降到去年的6%。

And in the face of intense lobbying by the NRA, al Gore had broken a 50-50 tie to pass the proposal to close the gun show loophole in the Brady laws requirement of background checks.

面对来自全国步枪协会的说客们的压力，艾尔·戈尔打破了参议院内50比50的僵局，通过了该建议，堵住了《布莱迪》法案中要求背景调查的漏洞——停止开枪展会。

Phoria at distance and near, positive and negative relative accommodation(NRA/PRA), accommodative convergence and accommodation response were measured. Results Response AC/A ratio of P. M.

眼动参数测量包括远、近距隐斜、调节反应、调节性辐辏及正、负相对调节，对每组的反应性、计算性AC/A 等眼动参数进行分析比较。

The results indicated PDJ could improve the vigor of root system and NRA of leaves, increase chlorophyll and soluble protein content, thus laying a better physiological foundation for high yield.

结果表明，二氢茉莉酸丙酯提高了根系活力和叶片硝酸还原酶活性（NRA） ，增加叶绿素含量和可溶性蛋白含量，从而为高产奠定了良好的生理基础。

The NRA questions whether the U.S. is the source of drug cartels' guns, but some of the best proof that guns are moving from U.S. stores to Mexico is a botched ATF operation the NRA loudly criticized.

NRA质疑美国是否贩毒团伙枪械来源，但是证明枪械正从美国商店流入墨西哥的一个极好的证据来自一次atf的失败行动，该行动为NRA厉声责备。