对外交流,foreign exchange
1)foreign exchange对外交流
1.The paper analyzes the general situation and the main forms of Sino-African education cooperation,introduces the new opportunities and inspirations it brings to higher learning institutions,and brings forward some thoughts and suggestions,which has some positive reference effect for the extension and development offoreign exchange in higher l.中非建交以来,双方之间教育的合作交流不断扩大,本文分析了中非教育合作的概况和主要形式,从中介绍了其给高校对外交流带来的新机遇和启示,并提出了一些思路和建议。
2.The Mukden Allied Prisoner of War Camp of the Japanese in WWII is unique resources of historical and cultural significance for the friendlyforeign exchange of Shenyang.“二战日本沈阳盟军战俘集中营”是辽宁沈阳对外交流具有独特作用的历史文化资源,“是中美共同经历,共同战斗,共同利益的见证。
英文短句/例句
1.foreign exchange and cooperation of education教育对外交流与合作
2.Countermeasures of the exchange cooperation to the outside on agricultural science and technology in Fujian Province;福建农业科技对外交流合作对策研究
3.STUDY OF CERAMIC CULTURE EXCHANGE BETWEEN CHINA AND FOREIGN COUNTRIES;当代陶瓷文化对外交流的探索与研究
4.Reinforcing the international intercourse, accelerating the education reforming;加强对外交流合作,促进教育教学改革
5.The Influence of National Psychology on Cultural Exchange;从中日两国对外交流历史看民族心理对文化交流效果的影响
6.Status quo of Teachers’ International Exchange in Local Colleges and the Countermeasures地方高校教师对外交流现状及对策研究
7.and conducting foreign exchanges and international cooperation in the field of defense-related science, technology and industry.负责国防科技工业的对外交流与国际合作。
8.Reflects on the Effective Way of Chinese Higher Vocational Institutes on Exchange and Cooperation with Foreign Countries;我国高职院校对外交流与合作有效途径之思考
9.Sino-African Education Cooperation Brings New Opportunities to Foreign Exchange in Chinese Colleges and Universities;中非教育合作为高校对外交流带来新机遇
10.Our cultural exchanges with the outside world have never been more lively.对外文化交流空前活跃。
11.Dialogs are appropriate for functions that are out of the main interaction flow.对话框适合那些主交互流之外的功能。
12.We must also continue to expand our cultural exchanges with other countries.对外文化交流也要长期发展。
13.The Southern Silk Road and the Outward Economic and Cultural Interaction of the Ancient Shu Before the Qin;南丝路与先秦古蜀对外经济文化交流
14.Expedite Exterior Science and Technology Cooperation & Intercommunion of Sazhou City;加快达州对外科技合作与交流的思考
15.The Lacquerware and the Lacquerware Technology in Cultural Exchange between China and Foreign Countries in Ancient Times;中国古代对外文化交流中的漆与漆艺
16.Value Orientation of American Culture Diplomacy Towards P.R.China-Based on the Study of Jiao Liu Magazine;从《交流》杂志看美国对华文化外交的价值取向
17.The foreign minister fielded with ease all the questions the correspondents had raised.这位外交部长对记者提出的问题对答如流。
18.The International Sports Culture Communication of Xinjiang in the Framework of Shanghai Cooperation Organization;上海合作组织框架下的新疆对外体育文化交流
相关短句/例句
exchange with foreign countries对外交流
1.From a visual angle of culture and using the basic theory and the method of sociology, this article studied the form, the characteristic, the content and the peculiarity of theexchange with foreign countries of the sports development in overseas Chinese hometown in Fujian.本文从文化的视角 ,运用社会学的基本理论与方法 ,研究福建“侨乡”体育开展的形式、特点、内容和侨乡体育对外交流特色 ,力图从中探索规律、总结经验 ,为决策部门提供有意义的咨询建
3)international exchange对外交流
1.Facing the internationalization of higher education,local colleges will take active measures to increase teachers’international exchange skills.地方高校教师面对高等教育国际化形势应积极应对,要增强自己的对外交流能力。
4)History of sino-foreign communication对外交流史
5)foreign communication and cooperation对外交流与合作
6)international intercourse对外交流合作
1.Reinforcing theinternational intercourse, accelerating the education reforming;加强对外交流合作,促进教育教学改革
延伸阅读
交流-交流直接变频调速交流-交流直接变频调速variable frequency AC motor speed control by direct AC-AC converterJ一Qoi一u一J一oollu zh一J旧blonP一nt一oosu交流一交流直接变频调速(variable frequeney给定值相对应的三相基准电压。再经过比较器形成触发晶闸管的触发角，并产生触发脉冲，经放大后触发晶闸管。由于交流一交流变频器中，交流输人侧会产生很大的无功功率，从而降低电源设备利用率;交流输人侧存在着高次谐波电流，将使电源电压的波形发生畸变.如要降低无功功率，可采用中点偏压法、环流控制法、级联法等控制方法。如要降低高次谐波，可采用输出电流波形控制法、两台交流一交流变频器谐调运行等。近来，价格低廉、性能良好的微机控制电路已经产生，从而简化了电路、提高了控制性能。应用交流一交流变频器为一级(直接)换能，效率可高达90%以上;其换流为电源自然换流，不需要辅助换流电路，简化了主电路;直接变频容易实现四象限运行。但由于交流一交流变频器中晶闸管是靠电网电压进行换流，变频器最高输出频率不超过电网频率的1/2~1/3，否则，输出波形将发生严重的畸变和不对称。因此，这种变频调速适于低速大容量的电动机负载，如球磨机、矿井提升机、轧钢机、卷扬机、风洞等传动;或者将中频变为较低频率供电给电动机进行调速，如电动车辆上将I000H:中频发电机的电能转变为400H:以下的电能供给电动机进行调速。如果交流一交流变频器所带负载是容性的，例如在无换向器电动机中，电流超前于电压，或者采用其他措施进行强迫换流，使晶闸管能及时关断，则交流一交流变频器的输出频率将不受限制，甚至可以做到输出颇率高于电源频率，从而可能实现对高速电动机进行调速。AC motor speed eontrol by direet AC一AC eon-verter)采用交流一交流直接变频器实现交流电动机调速的技术。交流电动机的极对数一定时，其同步转速与供电电源频率成正比，改变频率就能调节电机的转速(见变频调速)。交流一交流变频器就是直接将恒压恒频的交流电通过电力变流器变换为变压变频的交流电源，供电给交流电动机进行调速。常用的交流一交流直接变频调速的线路如图1所示，图l(a)为三相零式线路，图1(b)为三相桥式线路，均采用三组晶闸管反并联可逆变流装置构成三相输出。
