查询词典 Pi

The sample is the data of 100 Index of Shenzhen stock market from the 2nd of January to June 30,and the thesis has made comparative analysis about the different behavior under different market situation of the three kinds of tactics-- the CPPI tactics, CM tactics and TIPI tactics, in the hope of examining the validity of these kinds of dynamic PI tactics in the market of China, and examining whether these kinds of dynamic PI tactics are there different performances under different market situation.

论文以中国2004年上半年(1月2日至6月30日)深证100指数的数据作为样本比较分析了CPPI策略、CM策略和TIPI策略这三种策略在不同的市场状况下的不同表现，以期检验这几种动态PI策略在中国市场的有效性，以及检验这几种动态PI策略是否在不同市场状况下会有不同的绩效。

Kinetics of hydroxyl-terminated polybutadiene/ phenyl isocyanate, bonding agent (BA-5)/PI and antioxidant H/PI were studied in toluene/dimethyl sulphoxide solution. The rate constants and the activation parameters were calculated. The results show that the reactionary rate of these three active hydrogen components decreased in same condition.

分别对端羟基聚丁二烯/苯异氰酸酯，键合剂(BA-5)/PI和防老剂H（N，N'-二苯基对苯二胺）／PI在甲苯／二甲基亚砜混合溶液体系中进行了反应动力学研究，计算了相应体系的反应速率和活化能。

The daily life of pi is a frequently used data, but under different circumstances, we need the accuracy is different, so one must be prepared through various different precision pi accuracy to meet the corresponding requirements.

详细说明：圆周率是日常生活经常用到的一个数据，然而在不同的情况下，我们需要的精确度是不同的，所以必须编写一个通过不同精度要求显示不同精确度的圆周率，以符合相应的要求。

Although they do not like light and graceful in posture petals; though, they are not delicate butterflies fluttering in the body may be they do not want these, they want, is strong, is strong, is the burning issue of life and the "Pi Pi strip stripping "of Bao Xiang, a paean to life!

虽然，它们没有花瓣般轻盈婀娜的身姿；虽然，它们没有蝴蝶翩翩飞舞娇柔的体态可它们并不想要这些，它们想要的，是壮，是烈，是生命燃烧时发出的&噼噼剥剥&的爆响，是生命的赞歌！

The art principle of the absolute Pi-pa music represents a dialectical law of typical traditional aesthetics....

说明音乐承载着丰富的文化信息，琵琶文曲是不同文化交流、融合的产物。

This paper conducts a survey of the forming process of the absolute Pi-pa music, which is the cultural achievement attained by human being, from a perspective of cultural history.

琵琶文曲是文化的结晶，文章将其形成过程放入文化史中考察，进行文化解读。

Become to avoid the personal computer of the user " fryer ", policeman clew: Zhuang of appearance of emperor live abroad provides dinner for fine glucoside of そ of V of ? of 3 approach pointing to ? steps on north of low gallopping extensive ⒍ of Luo of ? of avoid of shovel of badger of acenaphthene of ? of ? of collect of Nai of Cong Chuanghuan Jian of summary Ji of Pi of play of grey ? of dispatch of joyous ? of ? shaddock boundless and indistinct seeks chaste tree of ? of ┑ blade

为防止用户的个人电脑成为"肉鸡"，民警提示：一是让操作系统一直保持更新，保证较高安全设置；二是不要随意下载来源不明的文件，避免登录色情、赌博等小网站；对生疏人发来的邮件保持警惕，不打开或直接删除是最明智的选择；三是安装正版的杀毒软件和防火墙，并及时更新病毒库。

Net charge of zero, but the predominant form of alanine at its pI is zwitterionic.

氨酸的等电点pH时，丙氨酸的净电荷为零。净电荷为零的结构有两种，但是主

What fraction of alanine is in the completely uncharged form at its pI?

在等电点pH时，有多大比例的丙氨酸是完全不解离的？

The catalytic properties of Ti-MWW and the reaction conditions in epoxidation of allyl alcohol to glycidol have been studied. It was found that Ti-MWW-PI synthesized under dynamic crystallization conditions has more effective catalytic performance.

对Ti-MWW 催化烯丙醇的环氧化性能和反应条件进行了研究，发现动态法合成的Ti-MWW-PI 有更好的催化性能。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。