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1.
文章运用历史文献研究法,略述清末民国初期,西欧、日本、江西乃至国内知名产瓷地区主要工艺成就,及其市场销售情况。结合销售数据分析景德镇陶瓷工艺停滞的状况及原因,从销售渠道、销售品种、销售数量与销售利润,彰显衰弱期景德镇陶瓷销售仍不乏亮点。  相似文献   

2.
考虑汽车销售行业的特殊性,将关联规则应用于客户关系管理系统销售数据的分析中,运用关联规则挖掘的经典Apriori算法搜索所有的强关联规则,关联规则的分析方法对车辆销售中提高销售金额、交叉销售和提高客户满意度具有一定的辅助意义。  相似文献   

3.
针对我国煤炭销售管理的现状,基于计算机网络技术,提出了一种高效、科学、可靠的现代化销售管理方案,利用其提供的强大的查询功能和方便的操作界面,可以彻底改变传统的手工操作方式,实现销售管理的现代化。介绍了由合同签订、铁路调运、财务结算和综合信息查询组成的销售管理系统方案的功能、设计目标、数据流程和软件实现方法。  相似文献   

4.
从“一卡通”运营模式谈起,研究消除或控制运输过程中客户管理混乱、销售数据统计不准确等现象,以现代化的运销管理模式促进煤场运输销售有序经营,为确保煤场运输管理健康发展奠定坚实的基础。  相似文献   

5.
详细地阐述了在VFP6.0环境下开发的服饰销售管理系统的设计和实现过程,其中包括数据录入,数据查询、数据汇总统计和数据报表打印的处理方法。  相似文献   

6.
贺殿 《定西科技》2009,(3):15-20
一、国际、国内制药业新动态 市场高度集中 前三位销售1217亿,约占全球1/6 前十位销售2702亿,占全球近40%美国国家对植物药的研究、规范 美国卫生部,NIH,OAM(Office of Alternative Medicine)September 24-25,1998  相似文献   

7.
汽车销售分析与预测系统的设计与开发   总被引:2,自引:0,他引:2  
市场分析和预测现在已成为了企业重要的决策依据和手段,而有效地存储和利用已有的销售数据是进行分析和预测的基础。数据仓库和联机分析技术提供了强大的数据存储和数据集成的功能,分析预测等数学方法提供了一系列的数据统计分析工具。将信息技术和数学方法结合起来应用于销售数据的分析与预测领域,提出了一个基于数据仓库决策支持应用子系统的设计和实施方案,展示出构建数据仓库技术平台和OLAP多维数据的过程,并介绍了分析和预测中所采用的统计预测方法,体现了先进的信息技术与决策科学的良好结合。  相似文献   

8.
<正>楼市出现回暖,但仍不乐观4月15日,国家统计局公布的数据显示,虽然出现回暖迹象,但我国楼市总体状况仍不乐观:一季度我国房地产投资增速跌破10%,商品房待售面积持续增加,房屋新开工面积降幅扩大。商品房销售面积和销售额降幅收窄根据国家统计局数据显示,商品房销售面积和销售额虽在进一步下降,但降幅却出现收窄。一季度,商品房销售面积18254万平方米,同比下降9.2%,降幅比1-2月份收窄7.1%。商品房销售额12023亿元,下降9.3%,降幅比1-2月份收窄6.5%。  相似文献   

9.
介绍如何数据加密标准DES(Data Encryption Standard)的算法思想与条码技术相结合,对销售管理中的发票进行管理,即如何采用这种技术杜绝销售管理中的重要环节-开票,取货管理中容易出现的漏洞,并对该技术的安全性进行了分析。  相似文献   

10.
曾祥萍 《科技信息》2009,(21):60-61
销售行业积累了丰富的数据,如何从这些海量数据中提取对决策分析有用的信息是每个管理者关心的问题。本文通过对销售数据整理,构建基于OLAP技术的销售分析模型,为进一步分析数据打下来良好的基础,同时该模型可以移植到其它行业,具有很好的扩展性。  相似文献   

11.
Language markedness is a common phenomenon in languages, and is reflected from hearing, vision and sense, i.e. the variation in the three aspects such as phonology, morphology and semantics. This paper focuses on the interpretation of markedness in language use following the three perspectives, i.e. pragmatic interpretation, psychological interpretation and cognitive interpretation, with an aim to define the function of markedness.  相似文献   

12.
何延凌 《科技信息》2008,(4):258-258
Language is a means of verbal communication. People use language to communicate with each other. In the society, no two speakers are exactly alike in the way of speaking. Some differences are due to age, gender, statue and personality. Above all, gender is one of the obvious reasons. The writer of this paper tries to describe the features of women's language from these perspectives: pronunciation, intonation, diction, subjects, grammar and discourse. From the discussion of the features of women's language, more attention should be paid to language use in social context. What's more, the linguistic phenomena in a speaking community can be understood more thoroughly.  相似文献   

13.
王慧 《科技信息》2008,(10):240-240
Wuthering Heights, Emily Bronte's only novel, was published in December of 1847 under the pseudonym Ellis Bell. The book did not gain immediate success, but it is now thought one of the finest novels in the English language. Catherine is the key character of this masterpiece, because everybody and everything center on her though she had a short life. We can understand this masterpiece better if we know Catherine well.  相似文献   

14.
The Williston Basin is a significant petroleum province, containing oil production zones that include the Middle Cambrian to Lower Ordovician, Upper Ordovician, Middle Devonian, Upper Devonian and Mississippian and within the Jurassic and Cretaceous. The oils of the Williston Basin exhibit a wide range of geochemical characteristics defined as "oil families", although the geochemical signature of the Cambrian Deadwood Formation and Lower Ordovician Winnipeg reservoired oils does not match any "oil family". Despite their close stratigraphic proximity, it is evident that the oils of the Lower Palaeozoic within the Williston Basin are distinct. This suggests the presence of a new "oil family" within the Williston Basin. Diagnostic geochemical signatures occur in the gasoline range chromatograms, within saturate fraction gas chromatograms and biomarker fingerprints. However, some of the established criteria and cross-plots that are currently used to segregate oils into distinct genetic families within the basin do not always meet with success, particularly when applied to the Lower Palaeozoic oils of the Deadwood and Winnipeg Formation.  相似文献   

15.
理论推导与室内实验相结合,建立了低渗透非均质砂岩油藏启动压力梯度确定方法。首先借助油藏流场与电场相似的原理,推导了非均质砂岩油藏启动压力梯度计算公式。其次基于稳定流实验方法,建立了非均质砂岩油藏启动压力梯度测试方法。结果表明:低渗透非均质砂岩油藏的启动压力梯度确定遵循两个等效原则。平面非均质油藏的启动压力梯度等于各级渗透率段的启动压力梯度关于长度的加权平均;纵向非均质油藏的启动压力梯度等于各渗透率层的启动压力梯度关于渗透率与渗流面积乘积的加权平均。研究成果可用于有效指导低渗透非均质砂岩油藏的合理井距确定,促进该类油藏的高效开发。  相似文献   

16.
As an American modern novelist who were famous in the literary world, Hemingway was not a person who always followed the trend but a sharp observer. At the same time, he was a tragedy maestro, he paid great attention on existence, fate and end-result. The dramatis personae's tragedy of his works was an extreme limit by all means tragedy on the meaning of fearless challenge that failed. The beauty of tragedy was not produced on the destruction of life, but now this kind of value was in the impact activity. They performed for the reader about the tragedy on challenging for the limit and the death.  相似文献   

17.
正The periodicity of the elements and the non-reactivity of the inner-shell electrons are two related principles of chemistry,rooted in the atomic shell structure.Within compounds,Group I elements,for example,invariably assume the+1 oxidation state,and their chemical properties differ completely from those of the p-block elements.These general rules govern our understanding of chemical structures and reactions.Using first principles calcula-  相似文献   

18.
We have developed an adiabatic connection to formulate the ground-state exchange-correlation energy in terms of pairing matrix linear fluctuations.This formulation of the exchange-correlation energy opens a new channel for density functional approximations based on the many-body perturbation theory.We illustrate the potential of such approaches with an approximation based on the particle-particle Random Phase Approximation(pp-RPA).This re-  相似文献   

19.
正The electronic and nuclear(structural/vibrational)response of 1D-3D nanoscale systems to electric fields gives rise to a host of optical,mechanical,spectral,etc.properties that are of high theoretical and applied interest.Due to the computational difficulty of treating such large systems it is convenient to model them as infinite and periodic(at least,in first approximation).The fundamental theoretical/computational problem in doing so is that  相似文献   

20.
<正>"The Journal of Shanghai Normal University:Mathematics"is published by Shanghai Normal University as regular issues of The Journal of Shanghai Normal University each year from 2014 in English.The editors-in-chief of the issues are professors Yuhao Cong and Maoan Han.The Journal of Shanghai Normal University was started in 1958 with  相似文献   

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