查询词典 efficient operation

A series of convenient and efficient reactions have been developed. Especially, instead of using toxic phosgene, the triphosgene was employed in the synthetic process of some receptors, which provides a convenient. safe and efficient method for the preparation of chiral unsymmetrical urea.

深入研究了它们的合成方法，实现了多种简便有效的选择性合成，特别是以三光气代替剧毒的光气，实现了一条简便、安全、有效的制备手性不对称脲的方法。

In the sense of a row metrics,these conditions are very simpleand efficient,which supply some basic guarantees for obtaining an efficient pre-conditioning matrix.

在一种行尺度意义下，这些条件显得简单有效，为得到一个有效的预条件矩阵提供了某种基本保证。

Without utility function, group preference relation on alternative set was constructed in this paper by means of efficient numbers of alternatives, which are described by Pareto efficient solutions of a group of multiobjective decision making problems respectively considered by decision makers.

本文撇开效用函数的介入，直接依据由各多目标决策问题的Pareto有效解表示的供选方案的有效数，引进了决策群体在供选方案集上的偏爱关系。

Without utility function, group preference relation on alternative set was constructed in this paper by means of efficient numbers of a lternatives, which are described by Pareto efficient solutions of a group of mul tiobjective decision making problems respectively considered by decision makers.

一些学 者曾借助群体效用函数引进群体多目标决策问题有关效用解的概念，并且给出若干求解的方法。本文撇开效用函数的介入，直接依据由各多目标决策问题的Pareto有效解表示的供选方案的有效数，引进了决策群体在供选方案集上的偏爱关系。

However, the researches from 1980s until now discover that some stocks or portfolios have certain predictable model, through which investors can earn premium returns, and that the stock market is not as efficient as what Efficient Market Hypothesis states.

但是，从80年代后期至今的大量金融研究发现，某些股票和资产组合的收益存在着某种可以预测的模式，投资者能够依据已有的信息来获得超额回报，证券市场并不像有效市场假说所描述的那样"有效"。

Good and efficient after-sales service and quick response time, efficient for the client with a full range of services.

良好高效的售后服务，并以响应时间快、工作效率高为客户提供全方位的服务。

Generally, this new technique has three steps. First, mill the necked-in casing with the efficient milling cutter head; and then salvage and back-off the buried pipe by a suitable fishing tool based on fish tip status; at last, orderly use a efficient taper pups and taper to extend and dredge the casing refitment section.

该技术首先利用高效高效铣削式套铣头对缩径套管进行套铣，然后根据鱼顶情况选择合适的打捞工具打捞、倒扣出被埋管柱，最后将高效铣锥短节和铣锥对修套井段进行扩铣通径。

Furthermore, debugging tools and program analyzing tools will be more powerful if an efficient pointer analysis module is embedded Right for the importance of pointer analysis, many studies have been done in order to find an efficient and effective solution to pointer analysis. Many pointer analysis algorithms have been developed too.

正因为指针分析具有诸多非常重要的意义，曾有许多学者对这个问题进行了研究，也提出了多种指针分析的算法，然而以往的指针分析方法存在着如下不足：对赋值语句的指针分析还不够完善，这尤其表现在对结构赋值语句以及对递归数据结构内递归数据域的分析上。

We obtain the closedness and semicontinuity of cone efficient solution sets and cone weakly efficient solution sets for multiobjective programming problem under constraint cone perturbations.

得到了约束锥扰动多目标规划问题的锥有效解集和锥弱有效解集的闭性和半连续性。

The chapter first studies the closedness, semicontinuity and cone semicontinuity of cone efficient point sets and cone weakly efficient point sets of the perturbed objective sets when both the objective maps and constraint maps are continuous and the constraint cone is semicontinuous.

进而还证明了当扰动变量形成Baire空间时，大多数（在Baire分类意义下）约束集或序受扰动的联合锥弱有效解集在连续意义下是稳定的。

Chinese traditional virtue is humility and wariness,the compliment and praise to the others should be declination

中国人的传统美德是谦虚谨慎，对别人的恭维和夸奖应是推辞。如

We bought this house on the never-never.

我们以分期付款的方式买下这座房子。