tryout

• The homepage of this website offers an extensive collection of links to resources in teaching , tryouts , curriculum and references to advocate contextual approach in physics teaching
  本网站?推动物理课程内的情境教学而设，收集了大量的网上连结，内容关于教学资料试行的教学活动课程和参考资料等各方面。
• During the tryouts in which 150 000 contestants were winnowed to 15 li wore loose jeans and a black button - down shirt with no make - up and the haircut and body of david bowie during his space oddity phase
  在那个从15万人中选出15人的预赛阶段，李宇春身着宽松的牛仔裤与黑色带扣衬衫，素面朝天并带着大卫。
• Finally , the concrete implementation of the system , including the class diagram with uml of the main classes , the key logic of the system as well as the condition of test and tryout of the system are given
  最后,给出了系统的具体实现,包括主要类的uml类图、系统的核心逻辑,以及系统的测试和试用情况。
• Abstract : in this paper , the biting condition of cold rolling process for involute spline manufacture is built up . the condition provides guarantee for the success of the process , and provides basis for tool design and tryout
  文摘:针对渐开线花键冷搓成形工艺建立了咬入条件，从而为冷搓工艺的顺利进行提供了保障，也为冷搓模具的设计与调试提供了依据。
• Through the tryout of a certain air force aviation ministry , the functions of the whole machine meet the request , and its various index signs are all realized , so it can act for the imported check equipments completely
  该信标机检查仪的功能完全覆盖了原来检查仪的所有功能，经空军航空兵某部试用，整机性能符合要求，各项指标全部实现，完全可以替代进口的检查设备。
• The new refrigeration cycle theory with the ejector for the high and low temperature refrigeratory of the ship is a concrete tryout and efficient practice which involves the modern computer technology in the ship testing technique . it needs further study
  本论文所研究的建立在喷射器基础上的船舶高、低温冷库制冷系统是现代微机技术在船舶测试技术中的一项具体尝试和实践，有待于进一步改进和完善。
• Abstract : this paper probes vav air conditioning system control on the basis of design and tryout , and suggests that air volume and air supply cndition should be controlled together in order to keep indoor temperature and humidity together and save energy
  文摘:结合工程设计及调试经验，对变风量空调系统的控制进行了研究，为同时保持室内空气的温度、相对湿度和节约能源，提出了将变风量与定送风状态同时控制的观点和措施
• On the basis of data acquisition , the whole system is industrially controlled computers centered , including such technology , automatic control , test and tryout , and etc . labview , the advanced virtual instrument in the international testing and controlling area , is embodied in r & d of the system
  整个系统以工业控制计算机为核心,包含了机械、自动控制及测试等多种技术,系统研发过程采用了目前国际测控领域中先进的虚拟仪器开发平台labview 。
• In this paper , the actuality on the appraisement of highway construction environment is investigated into deeply . the problems and theory which existent at present have be studied and annualized . on the bases of tryout standard guiding and investigating , the item that highway which bypass cheng - du city is studied and annualized
  课题深入了解公路建设环境评价的现状，对现存问题进行研究分析，在评价试行规范的引导和调查监控的基础上，结合成都市外环过境线项目进行了研究分析。
• The results of performance testing showed that the additive of nano - powders can evidently enhance the latex coatings " weathering resistance , scratch resistance , water resistance and alkaline resistance , and do not reduce other performances ; polybasic nano - composite powders have more efficient than single nano - powder ; the dispersing method have biggish effect on performances . observing the stability of nano - additive of exterior latex coating showed there was no viscidity rising , no delaminatiom sedimentation in two months . tryout by plant showed that nano - weatherability additive can obviously enhance the weathering resistance of latex coating and water resistance , and no reducing other capabilities
  对其性能研究的结果表明，纳米粉体材料的引入，可以明显提高乳胶漆的耐候性、耐洗刷性和耐水耐碱性能，对其它性能无不良影响；纳米多元复合粉体比单一粉体的改性效果明显；纳米粉体的添加工艺对改性乳胶漆性能有较大的影响，采用同普通填料一致的添加方式制备的试样与采用超声波预分散后在配漆阶段加入制备的试样相比，后者在稳定性、耐候性等方面的性能都有所提高。