查询词典 null function

P R Quasi-geostrophic frontogenesis over topography Journal of the Atmospheric Sciences , 20,null

吴国雄%蔡雅萍%唐晓菁湿位涡和倾斜涡度发展气象学报， 1995，4

Bannon P R A Semi-geostrophic model of frontogenesis over topography Cont Atmos Phys , 1984,null

赵思雄 1998年7月长江流域特大洪水期间暴雨特征的分析研究气候与环境研究， 1998，4

This meaning of null, however,is not related to uncertainty or fuzziness.

这个零位的意思，然而，不与不确定性或模糊有关。

When the galvanometer reads zero the circuit is in the null-balance position.

当检流计的读数为零时，电路处于零平衡位置。

In the study of the asymptotic properties, the testing statistics converges to a zero mean Gaussian process and is very sensitive to the to the local alternatives converging to the null one at a parameter convergent rate.

研究发现，文中的检验统计量在原假设下渐近收敛于一个零均值的高斯过程，并且对以参数速度收敛到原假设的被择分布特别敏锐。

This dissertation is deals with study some of the specific linearity tests and investigate the possibility to find a specific linearity test that can use to accurately determinant the alternative nonlinear model and avoiding chose alternative nonlinear model other than the true DGP series generating from, in the case of rejecting the null model.

本文主要研究非线性时间序列模型的一些特定线性性检验问题，通过对研究文献的回顾与综述，研究者试图回答：为什么研究者倾向于使用非线性时序模型？为什么要进行非线性时序模型的线性性检验，并以此作为本研究的逻辑引导。

Vergara J M%Fernandez-Palacios H%Robaina L The effects of varying dietary protein level on the growth,feed efficiency,protein utilization and body composition of gilthead sea bream fry Fisheries Science , 1996,null

钱雪桥%崔奕波%解绶启%薛敏养殖鱼类饲料蛋白需要量的研究进展水生生物学报， 2002，(4)杨国华%李军%郭履骥夏花青鱼饵料中最适蛋白质含量水产学报， 1981，1

These include the department of the amount of wrinkles, yu weiwen, glabella wrinkles, lower profile, nasolabial fold pattern.results300 cases of patients with botulinum toxin type a treatment effect were 234 cases (78%), 66 cases were effective (22%), 0 case was null and void.conclusionsa-botox in the treatment of facial wrinkles precise and effective,simple,easy,painless,non-impact,easy-to-promotion.

其中包括额部皱纹、鱼尾纹、眉间皱纹、下睑纹、鼻唇沟纹。结果：300例患者行a型肉毒毒素治疗后显效者234例（占78%），有效者66例（占22%），无效者为0例。结论：a型肉毒毒素在治疗面部皱纹确切有效，操作简便、易行，无痛苦，不影响工作，易于推广。

Hock R Temperature index melt modeling in mountain areas Journal of Glaciology , 2003,null

康尔泗%朱守森%黄明敏托木尔峰地区的冰川水文特征乌鲁木齐：新疆人民出版社， 1985，null

Wang Xueqiu National and global scale geochemical mapping for mineral exploration and assessment in China Explore , 2005,null

王学求%迟清华%孙宏伟荒漠戈壁区超低密度地球化学调查与评价--以东天山为例新疆地质， 2001，3

I can do simple painting, carpentry and plumbing.

我能做简单的油漆、木工和修水管等工作。

The motivations, notations and outline of this work are also given in this chapter.

从这个意义上讲，这些时滞是无害的。然后用实例说明这三个定理的应用和互不包含性。