作为...的前提

It was shown to yield the same diversity order as a maximal ratio-combining scheme under the assumption that perfect channel estimation is available at the receiver.

结果表明，收益率相同的多样性以便作为最大比率合并计划的前提就是完美的信道估计可在接收器。

First of all, the paper discussed the significance of sustainable development, made an analysis on background (circulation, management, environment and social economy development condition of the surrounding ecosystem). Then, the author carried on inquisition, data analysis and summary and made calculation and demonstration on the safe stability of the dam, and discussed the risking obviation and reinforcing technique, which gave premises to sustainable development.

论文首先论述水库可持续发展战略的必要性和意义，然后对沙河水库基本情况(运行、管理、周围生态环境，库区经济发展状况等)进行实地调查研究，将调查资料归纳、分析、总结，在此基础上对大坝的安全稳定进行计算和论证，讨论了大坝主要的除险加固技术，以此作为可持续发展研究的前提。

Secondly the article reflects on the cognition springhead, on the reality basis and on the history origin of Ideological and Political Education costs to ascertain a gist of Ideological and Political Education costs. With the precondition of the gist, the article expands further to study the costs of Ideological and Political Education.

其次，通过对思想政治教育成本的认识根源反思、事实基础反思和历史渊源反思，确定思想政治教育成本的依据，作为思想政治教育成本研究深入展开的前提。

Student Rights Protection Procedures, in fact, is built on an assumption that the studentship is a legal relation. It is a system that consists of a series of petitions.

学生的权利救济保护程序，其实是以在学关系作为法律关系的前提，所规划设计的一系列申诉制度。

By using tangent plane as local approximation of the security region boundary, computational cost for voltage stability online monitoring was greatly reduced on the premise of precision guarantee.

应用切平面作为该域边界的局部近似，进行电压稳定性的实时监控，从而在保证计算精度的前提下节约计算代价。

Salary pre requisite of administrative system will certainly have the employee's attendance information as the foundation, because the system to use staff attendance information is it cal cu lat salary of staff to come, must guar an teethe staff's personnel information data base while using, so this system is chartered Draw tog ethers one information process sing of the personnel

人事管理系统的前提是一定要有员工的在职作为基础，在使用的时候一定要保证员工在职的人事信息数据库。关键词：人事管理系统，人事更新，人事查询，人事统计

In compliance with the laws of China, as part of Fuji Xerox corporate responsibility, the system from a nationwide recall of waste products and toner cartridge apart and classification, and for the proper disposal of hazardous materials.

在遵守中国法律的前提下，作为富士施乐企业责任的一部分，该系统对从全国范围内回收来的废旧产品和硒鼓进行拆解和分类，并对有害材料进行适当处理。

Non-invasive sampling is a useful tool for genetic analysis of endangered species,but it is often inapplicable due to the low quality and quantity of DNA obtained.In order to explore a method for extracting DNA from specimen of bird,we tried to extract DNA from dried skin of birds.We extracted total DNA of the koklass specimens successfully.

20世纪80年代以来，由于PCR技术的广泛应用，已经能对极少量遗传物质进行检测，由此产生了一类新的取样方法——非损伤性取样[1]，即在不伤害或触及动物的前提下收集脱落的毛发、粪便、口腔脱落细胞、陈旧皮张等作为分析样品，进行遗传学分析。

Firstly, this method can consider more influencing factors, cast out the inessential overfull input information by reduction, and put the attribute importance to be the net"s input initial weights. In this way, it will greatly simplify the net"s structure and enhance the forecasting precision.

首先，该方法能在充分考虑多种负荷影响因素的前提下，通过约简舍去多余或不重要的输入信息，并把约简后属性相应的属性重要度作为网络输入的初始权值，这样大大缩减了网络结构，提高了网络效率和精度。

As a automobile dealership enterprise,the choice of appropriate company address,the management of person,vehicles,sales and service in salesroom is the premise of enhancing the enterprise competitive ability.

作为家用汽车经销企业来说，选择合适的销售店址，针对店堂内的人、车、销售、服务等方面进行管理是提高企业竞争力的前提。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。