查询词典 for the present

By defining ε-hedging strategy, applying duality principle of linear programming and martingale measure theory, we present a kind of calculation method for the seller's arbitrage price and the buyer's arbitrage price of capital asset in finite security market.

在定义ε-套期保值策略的基础上，采用线性规划对偶原理和鞅测度理论，给出了有限证券市场资本资产的卖方套利价格和买方套利价格的计算方法。

At present, a lot of systematic and comprehensive research about larger cities have been done by Chinese scholars. But there was rarely dustfall research in Changchun city. There were not only strong theoretical significance but also provide the basic data for the environmental department.and if we can analysis and research on space-time distribution, characteristics and sources of dustfall.

目前我国的学者对一些大中型城市的大气降尘进行了较为系统和全面的研究，但是对长春市降尘的研究却很少，已发表的成果仅有两例，因此对长春市大气降尘的时空分布、特征及来源进行系统的分析和研究不仅具有较强的理论意义，而且还可为环保部门提供基础数据。

At present , this technology is efficaciously applied to the communication for the intelligent target practice system .

目前，该设计已经有效应用于智能打靶系统中。

Now I am try my best to write the article for you as the present of your eighteenth birthday.

我现在在很努力的写这个文章，就当做给你18岁的生日礼物。

This paper deals with the present research situation of the numerical simulation and imaging technology for crosshole electromagnetic wave.

系统地介绍了井间电磁波数值模拟与成像方法的研究现状。

The research results of present work are helpful to optimization and control for the electrostatic spray process.

该文的研究结果对静电雾化效果的优化及控制有一定的参考价值。

In the present paper, we shall show that there are many elliptic invariant tori of the equation for a given analytic potential which is not necessary to be constant.

在这篇文章中，证明对于给定的解析势函数，不一定是常数，方程存在许多椭圆不变环面，与 Kuksin 和 Poschel 的文章不同的是，不变环面上承载的是高频的拟周期解。

After that the existence of a nontrival solution for the elliptic system is proved by means of Mountain-Pass Lemma. At last, we present two examples to illustrate that our condition is weaker than Boccardo and De.

Figueiredo(2002)的条件更弱的条件下满足条件，并利用山路引理证明了这类拟线性椭圆型方程组非平凡解的存在性，最后举出两个例子验证了文中所给条件的确比Boccardo和De。

The present invention is one group of health foods for treating emaciation with yellowish complexion, roughness of the skin and color spot of people, especially women and old people.

本发明公开了一组数种保健食品，主要针对面黄肌瘦、缺少红润和光泽、皮肤粗糙、早生色斑者，尤其女性和中老年人士专门设计的日常食疗调养美容保健食品。

Present a design of the Emissive Microwave Power Control used for the UHF RFID Reader.

介绍一种用于适用于超高频段以上的射频读写器功率控制方案。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。