查询词典 function key

But the key to studying the stability is to look for Liapunov\'s function .

而研究微分方程稳定性的关键是寻找李雅普诺夫函数。

The evaluation of the failure probability of structural system is of extreme importance in structural design and the limit state function is the key to do it.

结构系统的可靠性评估是结构设计的一个重要研究内容，而极限状态函数的建立是进行可靠性评估的基础。

Key words: chronic mountain sickness; renal function; blood lipoid

为深入了解和掌握CMS，充分认识和分析研究 CMS对人体的影响及肾脏的代偿状况，我们在海拔4 300 m 对长期移居高原CMS患者进行肾功能及血脂检测，旨在探讨CMS的发病机制。

And HGF were reduced in mouse of liver metastasis with cancer, which may intervene the liver metastasis; Shensanqi extract had some definite function on the primary cancer of spleen and liver metastasis of rats with liver metastasis of cancer, the platelet exerted key functions in cancer hyperplasia, infiltration and metastasis.

18和HGF的水平降低，可能干预了肝转移的过程，参三七醇提液对荷瘤肝转移大鼠的脾脏原发肿瘤的生长和肝转移有一定抑制作用，血小板在肿瘤增殖、浸润和转移中起着重要作用。

Result］ Under blood stasis, it can to some extent inhibit the production of primary cancer, the serum IL18 and HGF were reduced in mouse of liver metastasis with cancer, which may intervene the liver metastasis; Shensanqi extract had some definite function on the primary cancer of spleen and liver metastasis of rats with liver metastasis of cancer, the platelet exerted key functions in cancer hyperplasia, infiltration and metastasis.

结果］在血瘀状态下，可在一定程度上抑制原发肿瘤的生长，荷瘤肝转移小鼠血清IL18和HGF的水平降低，可能干预了肝转移的过程，参三七醇提液对荷瘤肝转移大鼠的脾脏原发肿瘤的生长和肝转移有一定抑制作用，血小板在肿瘤增殖、浸润和转移中起着重要作用。

Study on local extremum of object function in mutual information-based image registration;2. The difficulty of optimization caused by local extremum is the key problem of the algorithm.

由局部极值导致的寻优困难是困扰该算法的核心问题，混合优化算法成功地解决了互信息函数的寻优问题，但延长了配准时间。

The key features of disc degeneration are the change of structural components and the loss of biomechanical function.

椎间盘的基质与关节软骨相似，富含蛋白多糖和胶原，近年研究认为MMPs在椎间盘的退变过程中发挥重要作用。

During dividing elements and deriving unit stiff matrix,the key is the connector, Dealing with the connector as independent special element according to its two main fumction,function,a successful result can be obtained.

在划分单元和推导单元刚度矩阵时，关键是连接件，个按其两大功能特征作为独立的特殊单元处理，结果是成功的。

The security verification based on the content authentication is implemented through feature extraction, choosing of the shared encryption key, transformation of the Hash function and generation of the Merkle tree, which is simulated in the environment of NS-2. The result shows that the proposed mechanism has better performance in the efficiency and security.

通过特征提取、选取共享密钥、Hash函数变换和构造Merkle树实现基于内容认证的安全性检验，并在NS-2环境下进行了仿真模拟，结果表明所提出的安全机制具有较好的效率和安全性。

In order to confront with the increasingly complicated electromagnetic environments and adapt to the development necessary of the integrative electronic warfare,this paper studies the integrative reconnaissance technology for radar and communication signals from single-platform,analyzes the characteristics of radar and communication signals in detail from the different aspects of the electromagnetic frequency band,function,power,signal waveform and modulation mode,researches some key technologies to realize the integrative reconnaissance for radar and communication signals,such as integrative microwave front technology,digital receiver technology,digital signal processing and modularity technology,especially analyzes and researches the integrative signal sorting and identification technology deeply.

为对抗日益复杂的电磁环境，适应一体化综合电子战发展的需要，对单平台雷达/通信侦察一体化技术进行了研究。从电磁频段、功能、功率、信号波形及调制方式等不同角度，详细地分析了雷达与通信信号的特点；对实现雷达/通信侦察一体化的一体化微波前端技术、一体化数字接收机技术、一体化数字信号处理技术、模块化技术等关键技术进行了研究，尤其是对一体化信号分选、识别技术进行了深入的分析研究。

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。