我国高校劳动合同制人员管理现状分析

随着我国高校规模的迅猛发展,近年来高校劳动合同制人员数量激增,并已成为高校教职工队伍的重要组成部分。本文在对劳动合同制人员界定的基础上,对劳动合同制人员产生的原因、特点及目前管理存在的问题进行分析,为今后高校相关政策规定的制定提供借鉴。     

基于颜色内容的图像检索原理与方法

本文介绍了基于颜色内容的图象检索技术原理,分析了颜色的特征、颜色直方图构造、颜色直方图匹配算法及其优化、索引编制和检索匹配的过程等问题。     

压强公式的延伸及应用

所谓创造性提问,就是指教师在教学中,根据实际需要,提出一些没有唯一标准答案的开放性问题,让学生运用发散思维能力,产生多样、新奇、独特的反应.它重视容多纳异,鼓励学生通过想象、发散转化等各种方式,产生多种不同的想法,并希望能有突破常规的方法.     

Basic fibroblast growth factor alleviates brain injury following global ischemia reperfusion in rabbits

The aim of this study was to explore the protective effect of basic fibroblast growth factor (bFGF) on brain injury following global ischemia reperfusion and its mechanisms. Brain injury following global ischemia was induced by four vessels occlusion and systemic hypotension. Twenty-four rabbits were randomized into three groups: group A, only dissection of vessels; group B, intravenous infusion of normal saline after reperfusion for 6 h; group C, 30 μg/kg bFGF injected intravenously at the onset of reperfusion, then infused with 10 μg/(kg·h) for 6 h. Serum neuron specific enolase (NSE), S-100B, tumor necrosis factor-α(TNF-α), interleukin-1 (IL-1), interleukin-8 (IL-8) were measured before ischemia, 30 min after ischemia, 0.5, 1, 3, 6 h after reperfusion. Brain water content was determined and cerebral histopathological damages were compared. NSE and S-100B were increased 1 h after reperfusion and reached their peaks 6 h after reperfusion, but were much higher in group B than those in group C 3, 6 h after reperfusion. In groups B and C, TNF-a was increased after ischemia and IL-1 and IL-8 were increased significantly 0.5 h after reperfusion, then reached their peaks 6 h, 3 h, 6 h after reperfusion respectively. TNF-a and IL-8 at the time points of 1 h and 3 h and IL-1 at 3 h and 6 h in group C were correspondingly lower than those in group B. These indices in group A were nearly unchanged. There were less severe cerebral histopathological damages in group C compared with group B, but no difference in brain water content. It could be concluded that bFGF alleviates brain injury following global ischemia and reperfusion by down-regulating expression of inflammatory factors and inhibiting their activities.     

Gene editing in plants: progress and challenges

The clustered regularly interspaced short palindromic repeat (CRISPR)-associated protein 9 (Cas9) genome editing system is a powerful tool for targeted gene modifications in a wide range of species, including plants. Over the last few years, this system has revolutionized the way scientists perform genetic studies and crop breeding, due to its simplicity, flexibility, consistency and high efficiency. Considerable progress has been made in optimizing CRISPR/Cas9 systems in plants, particularly for targeted gene mutagenesis. However, there are still a number of important challenges ahead, including methods for the efficient delivery of CRISPR and other editing tools to most plants, and more effective strategies for sequence knock-ins and replacements. We provide our viewpoint on the goals, potential concerns and future challenges for the development and application of plant genome editing tools.     

浅谈网络经济对高职电子商务专业发展的影响

近年来,伴随着信息技术的迅猛发展,网络经济正以前所未有的速度在我国扩展,也给高职电子商务专业带来更多的活力和发展,同时也逐渐暴露出一些值得关注的问题。本文针对网络经济定义,对网络经济全球化环境中电子商务发展趋势的现状予以分析,指出我国高职电子商务专业发展中存在的问题,以探究相应的对策以及今后的发展。     

从专利统计数据看我国民营企业的自主创新

本文以2005年国家知识产权局开展的全国企业专利状况调查为基础,通过对调查所获得的我国民营企业专利状况的综合分析,从专利保护的角度阐述了我国民营企业进行自主创新的基本特点.希望用第一手翔实的数据为政府制定相关政策提供依据.     

现代图书馆工作中的机构与组织

现代图书馆工作是随着计算机技术的应用而体现出来的,它涉及的面不仅包括传统的图书馆管理,而且需要引入企业的管理经验和理论。图书馆的工作是通过建立特色馆藏来吸引更多的读者,围绕这些就必须有完善的规章制度和考核内容,进行重组机构来平衡工作量,把引导性导读转向知识性导读,把学习型向研究型工作深入,真正让读者体验出现代图书馆的品位。     

数字图书馆推广工程标准规范体系建设规划与实践

标准规范是现代图书馆发展的一个重要基础,是促进数字图书馆推广工程快速、经济和可持续发展的重要条件。推广工程自建设伊始就非常重视标准规范体系的规划与建设,并制定了数字图书馆推广工程标准规范体系建设原则及框架。今后,还将针对重点领域加快标准规范的制修订,完善标准规范开放建设机制,推进已有标准规范成果的推广与应用,进一步完善工程标准规范体系。图1。参考文献9。     

劳动和社会保障部下发《关于推动高级技工学校技师学院加快培养高技能人才有关问题的意见》

为贯彻落实《中共中央办公厅、国务院办公厅印发（关于进一步加强高技能人才工作的意见）的通知》（中办发[2006]15号）精神，劳动和社会保障部近日下发《关于推动高级技工学校技师学院加快培养高技能人才有关问题的意见》，对高级技工学校和技师学院加快高技能人才培养有关事项提出了相关意见，摘录如下：