查询词典 evolvement

It also applies kernel density estimation method to investigate the accumulative relative productivity and the dynamic evolvement of its distribution. The result shows that there exists no country level absolute convergence of the provincial productivity whether incorporating environmental factors or not. The provincial TFP index is in a divergence trend and the provincial technical efficiency index has a convergence trend when incorporates environmental factors.

无论是否考虑环境因素，代表东、中、西三大区域的虚拟变量均不显著，表明不存在俱乐部收敛；当所考虑的控制变量为基础设施水平、工业化水平、经济开放度、能源强度时，所有的控制变量皆不具有统计显著性，表明不存在条件收敛。

Based on the further evolvement of the improved chaotic system with constant Lyapunov exponent spectrum, by introducing an absolute term in the dynamic equation, a novel chaotic attractor is found in this paper.

通过对改进恒Lyapunov指数谱混沌系统进行进一步演变，并引入新的绝对值项，发现了一种新的混沌吸引子。

Basing on analysis movement rule of celestial body,the author discuss the cause of earth' s special structure formation and the evolvement law,who cites the theorys of gravitation, electromagnetic force, mightiness and acrotism.

本文在分析天体运动规律的基础上，运用引力、电磁力、强力和弱力等四种基本相互作用力的原理，探讨了地球特殊构造的成因和演化规律。

The development process of urban traffic signal control systems is simply reviewed, and the actuals and evolvement of traffic systems such as SCOOT, SCATS, UTOPIA, RHODES, OPAC and PRODYN are introduced. The above systems′ characteristics and shortages are analyzed. This paper points out that the keys for improving the performances of urban traffic signal control system are high quality detection data of traffic volume and traffic models.The development of urban traff...

简单回顾城市交通信号控制系统的发展过程；重点介绍SCOOT、SCATS、UTOPIA、RHODES、OPAC和PRODYN系统的现状和进展，分析其特点和不足；通过分析指出：提高城市交通控制系统性能的关键是高质量的交通量检测数据和交通模型，显然，把先进的智能控制技术、信息融合和处理技术与交通管理技术结合起来，才是城市交通信号控制系统发展的方向。

Then, evolvement laws of plasma in both isothermal stage and adiabatic expansion stage are discussed.

进而讨论了等离子体膨胀的绝热阶段和等温阶段的具体演化规律。

Chapter Two introduces the administrational geography through history and chronological evolvement of dialects.

第三、四两章是本文的主体，选取境内两个重要的语音项目进行详细的比较和分析。

Chapter three mainly discusses the formation and evolvement of urban agglomeration on the basis of spatial economics.

第三章主要介绍了基于空间经济学的城市群的形成与演化。

The paper analyzes the development and evolvement process of air-condition in detail based on great reference.

在综合大量文献的基础上，对空调器的发展与演变过程进行详细的分析。

Zhang Bin proposed this ideas which was based on semeiology of overseas academy as well as Chinese alcaic analysis evolvement.

析句理论方面，主要讨论张斌各个时期的析句法及其理论背景和"修饰语不影响句型"的理论意义和现实意义。3。

In the paper, the research evolvement of electrocarboxylation from carbon dioxide with olefin, alkyne, and ketones in near decades was summarized, these reactions were convenient ways to synthesize some valuable pharmaceutical precursor and intermediates in organic synthesis.

文章综述了近几十年来二氧化碳与烯烃化合物、炔烃化合物以及酮类化合物的电羰基化反应的研究进展，这些反应是合成一些有价值的药物前驱体或是有机合成中间体的简便方法。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。