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Compared with the performance of the IEEE 802.16d standard, the IPR method achieves better Complementary Cumulative Distribution Function performance without BER performance degradation almost.

与IEEE 802.16d标准中峰均比性能相比，本文提出的方法能在几乎不损失系统BER性能的情况下，获得良好的互补累积分布函数性能。

modern compute processors and systems have put many technologies into practice, while compliers make high-performance possible when these technologies are used.the tree-ssa optimization infrastructure in gcc supplies a powerful program analysis framework.the enhanced data dependence analysisinformation allows compliers to change the algorithm for widen locality .whereby the utilization ratio of the resources can be improved which leads to increasing throughput and higher performance.the study focuses on data dependence, matrix transform and cyclic transformation by analyzing their features,algorithm and performance and stating the status quo of gcc cyclic transformation whereby outlook of the study has been made.

现代的计算机处理器和计算机系统实现了很多先进技术，要利用这些技术更需要编译器的支持以取得高性能。 gcc中tree-ssa优化框架提供了一个功能强大的程序分析框架。增强的数据依赖分析信息允许编译器变换一个算法以取得更大的局部性，提高资源的利用率以增大吞吐量，提高性能。该文对数据依赖、矩阵变换、循环变换进行了研究，分析了它们的特点，算法和性能，陈述了gcc中循环变换的现状，对以后的研究做出了一定的展望。

The best of comprehensive efficiency between natural lighting and heat insulation is Low-E glass, the best performance of natural lighting is clear glass, but performance of heat insulation is bad, the best performance of heat insulation is green semi-reflective glass, average daylight factor is about 1% over, 0.7% of residential standards, but its illuminance is not suitable about 200 Lux.

平均昼光率与室内玻璃表面温度标准差之比值的综合效能评估中，Low-E玻璃为采光与隔热综合效能最优异之材质，而清玻璃为采光效能最优异之玻璃材质，但清玻璃隔热效能不佳，绿色半反射玻璃的隔热效果最好，而采光方面的昼光率平均为1%，采光虽然还符合住宅的昼光率标准0.7%，但照度普遍不佳，平均室内照度约200 照度。

Fluorescent decay temperature measurement principle was used to measure the temperature,for improving the performance of this kind of method as it has not yet reach the theoretical predict,an optimization method of enhancing the performance was brought forward,which including:(1) The trend of non-exponential variation of the actual fluorescent decay curve is the main factor leading to the result that the temperature measurement performance is not as good as describe by theoretical predict.

这一发现可用来开发高性能的荧光余辉测温装置；(2)提出截断归一化方法，通过图解和计算，得到荧光余辉非指数倾向程度的量化指标，用来优选荧光材料；(3)提出优化荧光余辉测温装置的设计概念，即物理现实、数学模型及数据处理方法要尽可能匹配，才能有效的提高装置测温性能；(4)仿真与实验验证了上述理论与方法的有效性。

The reason is there has an interval between the researcher and the high performance computer, because researcher understands deficiently of the high performance computer and has difficult to use the high performance computer.

究其原因，是因为科研人员和高性能计算之间存在鸿沟，主观上他们对高性能计算缺乏了解，客观上使用高性能计算机存在一定难度，而且访问不便和单位配合的问题也是访问高性能计算机的障碍。

With the use of absorption chiller performance model, an approximate calculation method was derived for the absorption chiller unit with a quantitative analysis of the effect of operating parameters on the absorption chiller performance. The formula is simple, physically clear and accurate enough. Its correctness was verified by calculation examples and model predictions were compared against performance data from experiments with favorable results.

给出单效吸收式制冷机局部定量分析近似计算方法，解决了工程上吸收式制冷机局部定量分析计算时的简化计算问题，提出的近似计算方法在精度和计算量方面均具有一定的优势，既解决了吸收式制冷机变工况计算问题，又满足实际机组经济性诊断的需要，实例计算证明了理论模型和诊断方法的准确、简捷性。

Results The behavioral features of the aged learning and memory impaired rats were as follow: 1 There was little change happened to the sample performance. 2 The spatial reference memory had obviously declined. The swimming times of searching the hidden platform in the place discrimination performance, the swimming time in a 40cm annulus at the primary platform place (A40T) and the platform crossings in the probe trial performance were the most suitable indexes for mirroring the spatial reference memory abilities. 3 The spatial working memory had not decreased so clearly.

结果 老年学习记忆损害大鼠的行为学改变特征为：1简单学习记忆任务的学习能力没有明显变化。2空间参考记忆能力明显减退，寻找平台所用的游泳时间，40cm环内游泳时间(A40T)和平台跨越次数是反映老年学习记忆害大鼠空间参考记忆能力的理想指标。3空间工作记忆能力减退不明显。

In the redispersable powders, WACER powder is excellent. When fine percentage of redispersable emulsoid powder is 1, toughness, adhesive performance of mortar have improved.(3) When MC was mixed into mortar, water-retentive performance, toughness, adhesive performance of mortar have improved and 28d dry shrinkage of mortar has reduced.(4) When AEA was mixed into mortar, dry shrinkage of mortar reduced and infiltration resistance has improved.(5) When cement-to-sand ratio is 1:2.5 , toughness of mortar is perfect.

2WACKER的VAE和551Z两种乳胶粉的效果较好，最佳质量掺量均为1%，对砂浆的和易性、韧性、粘结性能均有较大改善；(3)在干拌砂浆中加入MC保水剂后，砂浆的保水性提高，韧性得到改善，粘结性能也得到了增强，砂浆的28d干缩值也有所下降；(4)砂浆中加入AEA膨胀剂后，砂浆的干缩下降，抗渗性也有一定提高；(5)灰砂比为1：2.5是较为理想的，砂浆的和易性较好，韧性较好；(6)砂浆中加入掺合料可以使砂浆的韧性得到提高，但是会使砂浆的粘结性能下降。

In order to improve the engine's power, emission and the economy of the fuel, we developed a system to investigate the electronic control fuel injection of motorcycle engine. Inspect each parameter real-timely and modify some parameters factitiously to get the best power performance, emission performance and economical performance.

0引言采用电子控制燃油喷射技术是减少机动车排放污染的最有效的方案，它具有反应快、实时性好、控制精度高与控制算法灵活等特点，可以根据发动机运行的不同工况，实现空燃比最佳控制，从而取得良好的排气净化和节油效果；而且相对于原来化油器式的燃油喷射方式来说，电子控制的进气压力损失小，燃油效率高，满足发动机动力性、经济性和排放性要求[1]。

Above all, consider combination of 3 kinds of load and different constant load and alterable load effect to compare an effect, gave out representative ferroconcrete component is in give an environment to fall, the affirmatory principle that the reliability of different operating period analysed methodological; to put forward intended performance structure to design reliability level, namely index of reliability of component part of the construction inside intended performance cannot be under the standard; of active standard on foundation of expression of design of reliability of our country structure introduce wear to fold decrease coefficient, gave out the affirmatory method of this coefficient, assure in design phase through this coefficient and achieve target of reliability of component part of the construction inside intended performance not the standard under active standard.

首先，考虑三种荷载组合以及不同恒荷载和可变荷载效应比影响，给出了代表性钢筋混凝土构件在给定环境下、不同使用期的可靠度分析方法；提出了预期使用期结构设计可靠度水平的确定原则，即预期使用期内结构构件可靠度指标不能低于现行规范的标准；在我国结构可靠度设计表达式基础上引入耐久性折减系数，给出了该系数的确定方法，通过该系数在设计阶段保证和实现预期使用期内结构构件可靠度指标不低于现行规范的标准。

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。