Four network platforms - qq , qq . com , qq game and paipai . com created and their vast communities respectively formed , we have primarily set up a new business layout and industry model - online society . tencents diversified products satisfy users multi - requirements in their daily life , such as qq . com , qq im and foxmail acquired in early of 2005 for transmitting information and obtaining knowledge ; personalized blog , q - zone together with our bbs , chatting room and group discussion function making group communication and sharing resources more easily ; characterized showing and entertainment being satisfied by qq show , qq pet , qq game and qq music radio tv on live , the special wireless value - added service , color ring and message just for those mobile users ; an c2c website , paipai . com being designed and developed for our tencent s users , now it is already combined with other products seamlessly 在满足用户信息传递与知识获取的需求方面，我们有qq . com门户qq即时通讯工具以及年初收购的foxmail电子邮件满足用户群体交流和资源共享的方面，腾讯推出的个人博客qzone将与我们访问量极大的论坛聊天室qq群相互协同在满足用户个性展示和娱乐服务方面，腾讯拥有非常成功的虚拟形象产品qqshow qqpet宠物和qqgame游戏qqmusic radio livetv音乐电台电视直播产品，另外对手机用户提供彩铃彩信等无线增值业务在满足用户的交易需求方面，专门为腾讯用户所设计开发的c2c电子商务平台拍拍网已经上线，并和整个社区平台无缝整合。
It can only deal with discrete data . so continuous attributes must be discreted . researching the method of discretiz - ing attribute has important signification in theory and realistic . in this paper we have studied the methods of the discretization of continuous attributes and obtain knowledge from incomplete information systems 粗糙集的理论基础是集合论,它只能处理离散数据,现实中大量的实型数据必须进行离散化,因而,研究连续属性的离散化具有重要的理论和现实意义,本论文对连续属性离散化的方法及不完备信息系统的规则提取进行了研究。
Regarding clinical research involving individuals who by reason of mental disorders are not capable of giving adequately informed consent , institutional review board should ensure that , such persons will not be subjects of research that might equally well be carried out on persons whose capacity to give adequately informed consent is not impaired ; the purpose of the research is to obtain knowledge relevant to the particular health needs of persons with mental disorders ; the consent of each subject has been obtained to the extent of that person ' s capabilities , and a prospective subject ' s refusal to participate in research is always respected , unless , in exceptional circumstances , there is no reasonable medical alternative and local law permits overriding the objection ; and , in cases where prospective subjects lack capacity to consent , permission is obtained from a legally authorized representative in accordance with applicable law 对于涉及因精神障碍而不能给予充分知情同意受试者的临床研究，伦理委员会应该确保：在给予充分知情同意能力没有受损的人身上能同样好地进行研究，这类人就不能成为受试者；研究的目的是为获得有关精神障碍者特有的健康需要的知识；已获得与每位受试者能力程度相应的同意，可能的受试对象拒绝参加研究应始终受到尊重，除非在特殊情况下，没有合理的医疗替代方法，并且当地法律允许不考虑拒绝；如果可能的受试对象没有能力同意，应获得其法定代理人的许可。
Under this condition , education is required reform from emphasizing conclusions to the course of obtaining knowledge . teaching should focus on the student " s preliminary scientific research ability and scientific attitudes , not concrete knowledge . the experiment is the main channel to obtain information , train creative thinking and ability in physics studying 在新的历史条件下教育改革要求教学过程从强调论证知识的结论向强调获取知识的科学过程转化，教育应着眼于初步的科学研究能力与科学态度的培养，而不在于某项具体知识的学习。
In the research of chemistry instructional design and the practice of quality - oriented education in the normal school , we not only paied attention to developing students " intelligence factor , but also paied attention to developing students " non - intelligence factor ; not only let students obtain knowledge , grasp knowledge , but also develop students " thinking ability and learning ability , train students to have the technical ability and tactics in the practice and blazing new trails , ect ; not merely let students understand nature , realize nature , but also let students study learn life , work , ect 在中师化学教学设计研究与素质教育探索实践中，我们不仅注重发展学生的智力因素，还注重发展学生的非智力因素；不仅让学生获得知识、掌握知识，还发展学生思维能力和学习能力，培养学生实践能力和创新能力等技能与策略；不仅让学生了解自然、认识自然，还让学生在学习中学会学习、学会生活、学会工作等。
There are six big problems exist . first , the leaders or the chiefs of enterprises lack of the strategic views , pursue short - term interests excessively , a lot of mistaken ideas exist in training management ; second , system , mechanism and development strategy of management training remain to be perfected and further clarified ; the training is lack of systematical and standardization ; third , the content of courses is outmoded , the way lags behind , the style is blankness , especially lack ability of combination of theory and practice , lack of operating method and technology ; fourth , the system of training effectiveness feedbacks is imperfect , the system of training support is insufficient , which have hindered the transfer of training ; fifth , the individuals who under training have insufficient motivation , also have problems in after training loyalty , and to transfer the obtained knowledge into their work ; sixth , the government institutions do n ' t fulfill it ' s own responsibilities in constructing the system of management training . some training policies and managements even restrict the development of management training 本论文根据作者的培训实践，并参考大量资料，通过观察、访问、具体案例分析等阐述了国有企业管理培训自改革开放（ 1979年）以后的发展状况及新形势，完成的主要研究工作有：首先，指出了国有企业管理培训存在的六大问题，一、国有企业经营管理者缺乏战略眼光，过分追求短期利益，在管理培训观念上存在许多误区；二、管理培训的制度、机制及发展战略有待进一步完善和明确，培训工作缺乏系统化和规范化；三、教学内容陈旧，方式落后，风格单一，尤其缺少理论联系实际能力，缺少操作的方法与技术；四、培训效果反馈体系不健全，培训支持系统不足，阻碍了培训成果的转化；五、受训者个人接受培训动力不足，培训后忠诚性不足，缺乏将培训所获知识转化于工作中的动力；六、政府培训主管部门对构建管理人员培训体系的作为不足，某些培训政策及管理制约了企业管理培训的发展。
Chinese course research directs in the field of chinese course or actuality circumstance , students through discovering problems , investing and discussing , expressing and communicating obtain knowledge and ability . it also could train the students " attitude toward study and the research awareness " inquiring 语文学科研究性学习是指在语文学科领域或现实生活情境中，学生通过发现问题、调查研究、表达与交流，获得知识与技能，培养学习态度和研究意识的探究活动。
" probing study " is a comparatively recent learning method , which has grown out of the progress of knowledge in human beings . under the supervision of tutors , students will obtain knowledge and cultivate an ability to use this method similar to scientific probing , while improving their aptitude to study 研究性学习是基于人类对学习活动认识的深入而逐步形成的一种崭新的学习方式，是在教师指导下，学生以类似科学研究的方式获取知识、培养能力并形成良好的学习品质的学习方式。
With the development of database technology and the coming of information era , large amount of data is accumulating in many industries . the volume of the databases are zooming , especially in aviation industry , meteorological industry , medical industry and agriculture . analyzing these data and obtaining knowledge is becoming more and more badly needed 随着数据库技术的发展和信息时代的来临，各行各业都积累了大量的数据，数据库中存储的数据量急剧增加，航空航天、气象、医疗、农业等行业尤为突出，对这些数据进行分析以发现隐含在数据中的有用模式的要求变得越来越迫切，但目前还缺乏有效的智能手段，从而造成“数据丰富、知识贫乏”的状况。
While investigating the students " distance learning at networked education institute , i found they obtained knowledge mainly by living broadcast course . the asynchronous learning is also based on living broadcast course , just putting the traditional classes into net . the difference is only the time and the places 作者调查了国内网络教育学院学生的远程学习方式，发现主要以直播接受型学习为主，所进行的异步学习也是以直播课程为依托，基本上还是传统课堂通过网络进行时空搬家。
