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From above analysis ,we draw some major conclusions :First,the aged unemployed workers ,especially the married women who lost their jobs ,are likely to extend intentionally the lasting time to be out of employment probablybecause that the opportunity costs of reemployment is larger than the return ofit.

通过分析我们得出了以下的主要结论:第一,年龄大的下岗职工、尤其是已婚下岗女职工在下岗以后,可能由于其再就业而产生的机会成本大于由于工作带来的收益,而使得她们有意地延长了下岗持续时间。

How can it be that the gods after having arranged all things well and benevolently for mankind, have overlooked this alone, that some men and very good men, and men who, as we may say, have had most communion with the divinity, and through pious acts and religious observances have been most intimate with the divinity, when they have once died should never exist again, but should be completely extinguished?

这怎么可能呢,对人类仁慈的神灵在把所有事物安排好之后,单单忽视了这一件事:即某些很好的人,我们可以说,某些与神意最相通的人,通过他们虔诚的行为和严格的服从而与神意最亲近的人,当他们一旦辞世,却绝不会再存在,而是完全地消失?

Methods 4-Hydroxy- benzonitrile was treated with sodium hydrogen sulfide and anhydrous magnesium chloride in dimethyl formamide to give thioamide, which was then directly cyclized with ethyl 2-chloroacetoacetate without separation to give ethyl 2-(4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(2) in one-pot; then 2 was formylated with Duff reaction adopting hexamethylenetetramine in trifluoroacetic acid to give ethyl 2-(3-formyl-4-hydroxyphenyl)-4-methylthiazole-5-carboxylate(3); finally, the target compound was obtained by the treatment of 3 with hydroxylamine hydrochloride and sodium formate in formic acid.

采用"一勺烩"方法,以4-羟基苯甲腈为起始原料,首先与硫氢化钠和无水氯化镁在N,N-二甲基甲酰胺中反应,所得中间体不经分离,直接加入2-氯乙酰乙酸乙酯进行环合反应,得到2-(4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯(2);然后通过六亚甲基四胺/三氟乙酸进行Duff反应,得到2-(3-甲酰基-4-羟基)苯基-4-甲基-5-噻唑甲酸乙酯(3);再经盐酸羟胺/甲酸/甲酸钠体系脱水得到目标化合物。

In this paper we study the method of interpolation by radial basis functions in H~k(k ≥ 1) and give some error estimates. By means of such interpolation with a special kind of radial basis function, we construct a basis in H~k(k ≥ 1). Combined with the Galerkin method, this theory can be applied to solve boundary value problems for elliptic partial differential equations (such as the third boundary value problem for Poisson equation and the corresponding problem for the biharmonic equation), and some numerical experiments are also given.

本文从求解偏微分方程的角度出发,在被逼近函数u属于一般的Sobolev空间H~k(k≥1)的情形,引入了一种径向基函数插值方法,并建立了相应的误差估计;再利用这种插值性质,从一类特殊径向基函数出发构造Sobolev空间的一组基,针对Poisson方程第三类边值问题和重调和方程类似边值问题,为用无网格算法求解偏微分方程边值问题建立了相应的理论,并通过算例来验证了这一算法。

We used NCAR/NCEPT anew analyze data and the method of bilinearity insert to fix on profile distribution of several physical field in the air on observation point and the stream field of 700hPa. We primary discussed the possible mechanism to influence aerosol size distribution.The atmospheric condition of 1000hPa~700hPa level had great influence on aerosol size distribution, and influence on coarse particle mainly below 850hPa level. The horizontal wind velocity of 925hPa level is a primary gene which contributed to coarse particles in the air. Vorticity profile especially below 700hPa level is a key gene to influence diffuse and convergence of local aerosol. The air vertical motion velocity greatly influenced aggregation and remove of aerosol particles. The vertical distribution of air temperature mainly influenced vertical transportation of aerosol.

利用NCAR/NCEP逐日再分析资料,通过双线性插值方法,确定观测点上大气中几个物理量的廓线分布;及700hPa的流场,初步探讨了影响大气中气溶胶粒子谱分布的可能机制: 1000hPa~700hPa的大气状况对气溶胶粒子谱分布影响显著,对粗粒子气溶胶的影响显著的主要集中在850hPa以下;925hPa的水平风速是影响大气中粗粒子气溶胶的一个主要因子;涡度廓线(尤其是700hPa左右及以下的涡度廓线)是影响局地气溶胶的扩散的一个关键因子;大气的垂直运动速度对气溶胶的聚合及移出影响较大;大气温度的垂直分布主要影响气溶胶垂直输送。

Subline matching method based on binary system small wave transform is proposed, which expliots the character that the model maximum point of spline binary small wave transform coefficient at different scales can provide position information of signal's fast changing point. The matching scheme from thick to thin for point matching is adapted. Then, the point to point matching is calculated with the sequence consistent principle in each subline.

设计基于二进小波变换的子线段匹配方法,通过求解样条二进小波变换系数在不同尺度下的模极大点确定不同尺度下信号急速变化点位置,采用由粗到细的匹配策略匹配端点,再对端点之间的每一个子线段采用顺序一致的原则,进行点对点匹配。

I plant in this technologically advanced production lines, a high degree of automation products of good quality, with an annual output of up to 6 tons, relying on natural resource advantages of biotite, muscovite natural selection of high quality raw materials, through the crush, and then by sub - level, dry products obtained.

我厂这条生产线技术先进,自动化程度高,生产的产品质量好,年产量可达6千吨,依托得天独厚的云母资源优势,精选的优质天然白云母为原料,通过粉碎后,再经分级、干燥得到的产品。

Noradrenaline Bitartrate injected intraperitoneally can induce the highexpression of heat shock protein 70,it plays a protective role in the isolated rathearts,it can improve the structure and function of myocytes in isolated rat hearts.

通过重酒石酸去甲肾上腺素诱导供心心肌热休克蛋70的高表达,可发挥其对供心缺血再灌注时的保护作用,改善供心心肌的结构和功能。

"The allocation of 10% of common equity in the new GM, plus the opportunity to participate in the upside of the company through warrants to purchase 15% of the fully diluted equity in the new GM, gives the bondholders the opportunity to recover a greater portion of their original investment than was previously offered," said a spokesman for the largest bondholder group.

"的分配10 %的普通股在新的通用汽车,再加上有机会参加上扬,该公司通过授权令,以购买15 %的完全稀释后股权的新的转基因,使债券持有人的机会收回较大部分的原始投资提供了比以前,发言人说:"最大的债券持有人集团。

The reference domain is assumed to be a bounded open set of R~N with boundary Γ of class C~2. We investigate in this paper the null controllability for the semilinear parabolic equations in non-cylindrical domains. The fixed point method is used in the proof.

本文讨论了定义在上述非柱形区域中的半线性抛物方程零能控性,我们使用的方法主要是通过同胚映射将非柱形区域中的抛物方程转化为柱形区域中的抛物方程,再利用不动点方法得到半线性抛物方程的有关结果。

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推荐网络例句

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称;三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起,称之为挽歌体诗人或者史诗诗人,他们被称为诗人,似乎只是因为遵守格律写作,而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。

This is not paper type of business,it's people business,with such huge money involved.

这不是纸上谈兵式的交易,这是人与人的业务,而且涉及金额巨大。