- 1. u________：thathasneverhappened,beendoneorbeenknownbefore
- 2. UndertheexplanationofDavydovsplitting,comparedtomonomer,theblue-shiftedabsorptionfromthedimeriscausedbyH-aggregation.
- 3. Usingtheformulaofspacechargelimitedcurrent,carriermobilitycanbeobtainedbyconstructingadevicecapableofbothholeandelectroninjections.
- 4. UPSreferstoultravioletphotoemissionspectrum,andcanbeusedtodetectHOMO／VBlevelofmaterials.
- 5. UDP协议可以通过差错检测，保障可靠的数据传输。
- 6. UDP协议实现分用时依据的是
- 7. UDP提供的是无连接的服务。
- 8. URL（统一资源定位符）的作用是
- 9. UBer曾经针对用车高峰期首创的动态定价算法：当叫车需求大于供给，算法会自动提高价格，减少需求提高供给，使得供需达到一个动态平衡。一段时间后，当供给逐渐大于需求时，价格又会恢复到初始水平。对此理解错误的是：
- 10. Untilhisappointmentbecomesofficial,Tediskeepingalow______.
- 11. Underthenewfinancialregulations,youwillberesponsibleforautomaticpenaltiesforlate_________oftaxreturns.
- 12. Unfortunately,manypeoplebelievethatthe[entire]notionofencouragingindividualityamongtheyoungpeopleinthiscountryisfartoounrealistic.
- 13. Underno_________willtheathletegiveuphisdreamorliveanaimlessandpurposelesslife.
- 14. Unlessthereisatleastonemorallysecureandcompellingleaderwhohasthesupportofanumberofthebystanders,groupdynamicsfavorinaction.
- 15. Unfortunately,differentactivitiesinvolvingdirectcontactwithpeopleinrealworldisonthe_________nowadays.
- 16. uC／OS-II是免费软件，可以随意使用
- 17. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveWeshouldgetathoroughunderstandingaboutthecultural________oftheUnitedStates.
- 18. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveI________severalclassesanddecidedtochoosefourofthemthissemester.
- 19. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveThe________decisionaboutwhotoemploylieswiththemanager.
- 20. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveItwasdifficultfortheenterprisetoexpandduringatimeof________change.
- 21. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveTakingthejobwould________livingabroad.
- 22. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveThe________ofthelunchwillbeaspeechbytheminister.
- 23. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveWhenhavingthepartywiththeseyoungpeople,theyfoundthemselves_______thejoysoftheiryouth.
- 24. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveHaveyoueverheardthisproverbinEnglish？＂Betterbe________thanpitied.＂
- 25. ultimatecommithighlightenvysamplediversityrecaptureremarkablehistoricinvolveWhenwewentswimminglastsummer,wesawthemost________sunsetatthebeach.
- 26. UndertheabstractcomestheKeywordssection.Thewordsortermsinthissectionareusedto________.
- 27. Undocumentedworkersbecamethetargetof＂OperationSafeTravel＂because________.
- 28. UTMS系统架构中不包括（）
- 29. UDP是无连接的，无法提供可靠的传输服务，所以需要可靠传输的应用不能使用UDP协议。
- 30. URL的作用是在互联网中唯一定位一台提供资源的主机。
- 31. UDP传输适合于一次少量数据，且数据的可靠性要求不高。
- 32. u(t)=－100sin(6πt＋10°)V的相位超前i(t)=5cos(6πt－15°)A的相位多少？
- 33. u(t)=－141.4sin(6πt＋10°)V对应的相量的模和辐角分别为
- 34. UML不具备一下哪个结构_____。
- 35. UML表达模型元素之间关系的4个术语都体现了结构抽象的原理。
- 36. UML中为了组织类目，控制信息组织和文档组织的复杂性而引入的术语是______。
- 37. UML中的类没有体现下列哪一项软件设计原理______。
- 38. UML是一种_____语言。
- 39. UFC的比赛场地因为外形原因被称为什么？
- 40. UFC史上首位来自中国的女性世界冠军是谁？
- 41. UN是那个国际组织的缩写？