二元的

Definition 4 Let D be the domain of the function of two variables , be a point of accumulation of D.

定义4 设二元函数的定义域为D，是D的聚点。

Definition 3 Let D be the domain of the function of two variables, be a point of accumulation of D and .

定义3 设二元函数的定义域为D，是D的聚点，且。

Esides, Ce ions can accelerate the oxidation-reduction cycle of catalysts in the process of propane oxidation to acrolein.

i-Mo二元复合氧化物催化剂中添加适量的Ce和V组分可进一步提高催化剂晶格氧选择氧化丙烯生成丙烯醛的反应活性。

We have studied the micro-structures of trumpet shells,actinia,skin and bamboos, and the bionic design principles and methids for integrated coatings, which inclde gradient coating,duplex coating,composite coating,hybrid coating,super lattice coating, were presented by this group.

研究了海螺壳、海葵、荷叶、皮肤与竹等的微结构，提出了整合涂层（包括梯度涂层、二元涂层、复合涂层、混合涂层、超晶涂层）的仿生设计原理和方法。

The debate mainly focused on three levels, which included what the nature and relegation of administrative adjudgment authority was in terms of legal principle; whether the system between adjudgment body and administration body were "single model" or "dual model"; how to deal with traditional supervisory institution.

争论主要涉及三个层面内容，即法理上行政审判权的性质与归属、体制上行政审判机关与行政机关之间是"一元制"还是"二元制"、传统都察院的去留。

It is special duality that makes company's governance mode and company administration structure in " Pyramid " type.

是特殊的二元制公司治理模式和"金字塔"型的公司治理结构。

Besides, the theories and approaches of the variety of subjects such as anthropology, sociology, agrology, social psychology, mass-communication study have been adopted to further explain the traditional concept of death underlying the practice of bone-collecting reburial.

本文通过对连山壮族经文《开光总卷》、清新县浸潭镇汉族经文《陈道胜堂》、两首《起金歌》、郭璞《葬书》和吴元音《葬经笺注》进行分析而阐述捡骨仪式所泛化的宜/忌的二元对立思维与投资功利理念。

The problem of allocation Of financial resource between urban and rural area reflects the urban-rural dual structure.

我国金融资源的城乡配置问题是城乡二元结构在金融领域的突出反映。

Magnesium aluminate spinel is a unique stable compound in MgO-Al2O3 system and well-known material due to its excellent properties. It has been widely used in various applications.

中文摘要：镁铝尖晶石是MgO-Al2O3系统中唯一稳定的二元化合物，是性能优良的耐火材料，广泛应用在各种领域。

It is not unlike the idea of androgyny, which is a duality complete.

它与雌雄同体的概念不同，是一个完全的二元性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。