查询词典 null function

In men, the null association between coffee and coronary heart disease was independent of smoking.

对于男性来说，咖啡和冠心病的不相关性跟吸烟如否没有联系。

Compensation null test is a very important method in testing aspheric surface with high accuracy.

补偿法是高精度光学非球面检测的一种主要方法，本文针对补偿法检测非球面时必需解决的几个关键技术进行了研究，为高精度补偿器的设计与研制成功提供了有力的技术支持。

Crozes G%Anselme C%Mallevialle J Effect of adsorption of organic matter on fouling of ultrafiltration membranes 10.1016/0376-7388(93)85051-W Journal of Membrane Science , 1993,null

董秉直%曹达文%范瑾初%李景华%徐强黄浦江水源的溶解性有机物分子量分布变化的特点环境科学学报， 2001，5

Horn F P%Hodson J%Mot J J%Brougham R W Grazing-land research at plant-animal interface USAD Office of International Cooperation and Development and USDA Agricultural Research Service Published by Winrock Internaional , 1987,null

任继周%朱兴运中国河西走廊草地农业的基本格局和它的系统相悖——草原退化的机理初探 10.3321/j.issn：1004-5759.1995.01.002 草业学报， 1995，(01)韩士杰%廖利平%姜凤歧关于森林界面生态学的思考应用生态学报， 1998，(05)安树青生态学词典哈尔滨：东北林业大学出版社， 1994，null

Most important, macrophage apoptosis was decreased by 61%(P=0.034) and plaque necrosis by 34%(P=0.02) in the plaques of fat-fed low density lipoprotein receptor null Ldlr-/- mice transplanted with Stat1-/- bone marrow.

最重要的是，在脂餐喂养的、LDL受体无效的Ldlr-/-小鼠中，接受Stat1-/-骨髓移植后巨噬细胞凋亡下降61%(P=0.034)，斑块中坏死减少34%(P=0.02)。

Huang Ronghui%K Gambo On other wave guide in stationary planetary wave propagations in the winter Northern Hemisphere 中国科学A辑, 1983,null

陈文%黄荣辉中层大气行星波在臭氧的季节和年际变化中输运作用的数值研究Ⅰ常定流的情况，大气科学， 1996，null

According to the headwords of the constituents,this paper researches on argument identification algorithm.The experiment shows that 98.78% of arguments on train set and 97.17% on test set are identified.At the same time,most of NULL arguments are pruned.

以句法成分的中心词为依据，对论元识别算法进行研究，在训练集上识别出了98.78%的论元，在测试集识别出了97.17%的论元，并大大减少了不承担角色的训练样例。

This paper discusses existence and expression formula of some {2}-inverses,which have appointed range null space .

研究了具有指定值域和零空间的某些{2}—逆的存在性，并且给出了表达式以及所需条件。

There are some blacks who distrust school and education, as crazy as that sounds. Obama's life renders that view null. Now, with a jazzman- cool, articulate, unapologetically brilliant black man on the throne won't going to school and reading and writing and speaking proper suddenly look a lot cooler?

有一些黑人不相信学校和教育，就像歌里唱的那样，奥巴马的生反映出这样的观点，一个会演奏爵士的人，他很酷，口齿清晰，不唯唯诺诺，头脑聪明的黑人登上了总统的保座，是不是我们不去学校不看书不学习突然看起来更加酷了？

In addition to these basic components, the conditional gene targeting construct had two loxp placed in the same orientation flanking the essential functional part of KIF1A gene-an exon which contains a ATP-binding consensus P-loop of the motor domain. We also carried a number of important considerations that have to be taken into account to generate a successful design for a KIF 1A conditional null allele.

除了上述基本特点之外，条件性基因剔除更主要的特点是，插入了3个方向相同的loxp位点，其中两个夹住了KIF1A的一段基本功能单位—一个包含了KIF1A运动区中和ATP结合的P-loop的外显子部位。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。