| 1. | It is an active subject to research software and hardware realization of turbine speed governor
对水轮机调速器的软硬件实现及控制策略的研究具有重要意义。 |
| 2. | Along with the launch of aes process , block ciphers has become a very active subject in recent years
随着aes活动的开展，分组密码成为近几年密码学研究中非常活跃的一个课题。 |
| 3. | Technique of generating realistic graphics especially for those irregular objects is one of the most challenging , active subjects in computer graphics
在计算机图形学研究领域，不规则物体的真实感图形生成技术一直是最具有活力、最具有挑战性的研究方向之一。 |
| 4. | The ground penetrating radar ( gpr ) , which is an effective , speedy , continuous and non - destructive testing equipment , its application in pavement has been the international active subject since 1980s
路面雷达作为一种高效、快速、连续、无损的路面检测设备，其应用技术的研究自八十年代以来一直是国际上的热门课题。 |
| 5. | The technology of face recognition is an active subject in the area of pattern recognition . there are broad applications in the fields of law , business etc . for the particularity of the face image , face recognition is also the very difficult problem
由于人脸图像的特殊性，人脸识别问题也是模式识别领域的一个相当困难的问题，要使这一技术成为完全成熟的技术还有许多工作需要去做。 |
| 6. | When still the female eagerly anticipated the life tidal current , entire symbol by " shanghai " capital letter english the letter “ s ” change but comes , to unify the feminine curve symbolizes shanghai international fashion week beautiful , fashion personal status active subject
时尚女性引领生活潮流，整个标志以“上海”大写的英文字母“ s ”变化而来，结合女性的曲线,象征上海国际时尚周美丽、时尚、品位的活动主题。 |
| 7. | This article made an tentative investigation and study about the current circumstance of the middle school geographical education by means of questionnaire form . it introduced the developing situation of geographical class at home and abroad , the achievement and contribution of the world famous educational and psychological master - dewey bruner and markaliak and so on , about the field of active subject . besides , it analyses the basis of educational and psychological theories about the practical activities , " expounding the necessity and feasibility to take geographical activities
文中采用了问卷调查法对中学地理教学现状进行了初步调查与了解，介绍了国内外地理活动课的发展情况，介绍了杜威、布鲁纳、马卡连柯等著名教育家、心理学家在活动课领域的成就与贡献，分析了在中学阶段开展实践活动的心理学理论基础和教育学理论基础，阐述了开展地理实践活动的必要性与可行性。 |
| 8. | To accomplish the complicated missions safely and effectively , it must have an advanced integrated fire / flight / propulsion system for the new generation fighter . synchronously , the integrated fire / flight / propulsion system is a complicated , uncertain and multi - variable nonlinear large - scale system . so its control problem is an active subject in the modern control area
而新一代歼击机的综合火力飞行推进系统是其能够安全、有效地完成复杂战术战略使命的基本前提，同时新一代歼击机的综合火力飞行推进系统是一个复杂的、具有不确定性的、多变量非线性大系统，因此它的设计与控制问题是现代控制领域所面临的一大挑战。 |
| 9. | Hydroturbine governor is one of the important controlling devices in the hydro power plant , and its performance exerts important influence on the quality of electric energy and the operational reliablity of the hydro power plant . lt is an active subject to research some technology and selection for hydroturbine governor
水轮机调速器是水电厂的重要控制设备，其性能的好坏直接影响着电能品质和水电厂的安全经济运行，对水轮机调速器的若干技术及选型进行研究，具有十分重要的现实意义。 |
| 10. | For being with many advantages , it has been an active subject in recent years and much progress has been made . on the basic of analysis of many kinds of led structures , a new kind of strained layer structure has been introduced into our designed hb - led which has been manufactured in our laboratory to demonstrate a even higher efficient light emission . through calculation of led external quantum efficiency , a method for design hb - led top layer was evaluated
本论文分析了当前国内外各种led的结构及其制作工艺，在技术上较为成熟的双异质结构基础上，我们在器件的有源区引入应变多量子阱结构，并根据实际需求增加补偿应变技术以保证发光层结构的稳定性；通过对器件外量子效率的计算，使得在器件设计有了定量的理论分析依据；并采用先进的涡轮lp - mocvd成功制备出galnp gaalinp应变多量子阱高亮度发光二极管器件。 |
