二项的

In this paper, we discuss the uniqueness limit cycle and the question of bifurcate about a class of general Liénard equation in the system .

当二次系统添加一个三次项变为三次系统后，这两个系统在原点附近的极限环的变化情况是否存在某种联系，亦是一个十分有趣的问题。

In view of Permian biohermal geologic feature and data cases in eastern Sichuan area, the paper, taking biohermal gas reservoir as a studied object and starting from the analysis of feature of seismic response in the known wells, built up discriminating mode of bioherm and biohermal reservoir by multiple seismic special processin...

本文针对川东地区二叠系生物礁的地质特点和资料情况，以生物礁气藏为研究对象，从已知井井震响应特征分析出发，通过地震反射结构分析、神经网络波形分类处理、地震属性分析、三维可视化解释、多参数地震反演等多项地震特殊处理和解释方法，建立了生物礁和生物礁储层的判别模式，形成了有针对性的地震勘探配套技术。

Coca-Cola is close to buying the North American operations of its largest bottler, Coca-Cola Enterprises, for between $13-15bn, in a dramatic reversal of a strategy the soft-drink maker had embraced for more than 20 years.

可口可乐已接近以130亿至150亿美元的价格，收购它最大瓶装厂Coca-Cola Enterprises的北美业务。这意味着这家软饮料巨头坚持了二十多年的一项战略正在发生重大逆转。

Cola is close to buying the North American operations of its largest bottler, Coca-Cola Enterprises, for between $13-15bn, in a dramatic reversal of a strategy the soft-drink maker had embraced for more than 20 years.

可口可乐已接近以130亿至150亿美元的价格，收购它最大瓶装厂Coca-Cola Enterprises的北美业务。这意味着这家软饮料巨头坚持了二十多年的一项战略正在发生重大逆转。

A study published this year found that women with a high intake of choline were 24 percent less likely to get breast cancer.

今年出版的一项研究发现，摄入维他命多的女性患乳腺癌的风险减少百分之二十四。

Based on a survey of empirical research on gender in organizations published over a twenty-year period, we argue that, cumulatively, studies of sex difference tend to neglect organizational features.

根据一项对组织中性别实证研究的为期二十年的调查，我们认为，对性别差异的研究逐渐忽视了组织特征。

A number of engineering practices and studies have proved that this method is a good one to decontaminate polluted water, which not only is effective, but also can protect ecology environment and avoid secondary pollution.

大量的工程实践及研究证明，该方法是一项既行之有效又保护生态环境、避免二次污染的净化污染水体的好方法。

He says the world body is under-appreciated in the United States, and he cites a poll in which two-thirds of Americans said they believe the United Nations is doing a poor job.

他表示联合国在美国人眼中并未获得正确评价。他引证一项民意调查的结果，三分之二的美国人表示他们认为联合国表现不佳。

The compression of two-tone images is an important topic with wide application.

二值图像的压缩问题是一项有着广泛应用背景的重要课题。

In conjunction with Birmingham Royal Ballet's performances at the Arts Festival, the company's education departments had been leading a participatory project based on Edward II.

为配合艺术节的《爱德华二世》演出，伯明翰皇家芭蕾舞团教育部特别设计一项为期一星期的艺术教育计划。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷