排序方式: 共有18条查询结果,搜索用时 0 毫秒
1.
运用多媒体技术改革中学思想政治课课堂教学 总被引:1,自引:0,他引:1
运用多媒体技术进行中学思想政治课教学既是一种教学手段,更应成为一种现代教学方法.作为教学手段,它以其生动、形象、高效和开阔的视野及高密度的知识容量深得师生青睐;而作为教学方法,是把运用信息技术改革课堂教学的做法系统化、理论化,进而探索信息化条件下的中学思想政治课教学规律. 相似文献
2.
3.
Some Problems of Rails For High-speed Railway of China 总被引:1,自引:0,他引:1
Acciording to running experience of high-speed railway abroad,a full attention must be paid to some requirements of specifica-tion of rails for high-speed railway,such as materil mechanical properties,rimension tolernces,straightness,surface flatness and so on.It is suggested that the long-length rails should be laid in high-speed railway,and the feasibility of producing,welding and transporting of long-length rails should be researched.On the basis of technical innovation of domestic manufacturers,it is practicable to lay 50-100mlong-length rails should be researched.On the basis of producing,welding and transporting of long-length homemade rails in high-speed railway of China.The following welding programme of rails for hiah-speed railway can be adiop-ted:50-100m long-lenath rails can be welded as 500m long rail string through flash butt welding in plant,then in field the reid string can be welded through a mobile flash butt welding or thermit welding.As the specification of rails or high-seed railway is rigorous.some related techniques to long-length rails should be researched and practised as soon as possible,including mobile flash butt welding tech-nique,transporting and reinforcing techniques of lon-length rails,etc… 相似文献
4.
5.
6.
7.
8.
<正> “九五”时期,新兴城市济源市确立了工业龙头带动,坚持“四轮驱动”的经济发展思路。在制定“十五”规划时,济源市又把加快发展,突出工业化、城市化作为济源经济社会发展的主要内容提了出来。为支持工业发展,还专门成立了以市长为组长的工业领导小组。在工业领导小组的全面规划和组织领导下,济源市紧紧抓住国家实施积极的财政政策和扩大内需的发展机遇,从企业改革、结构调整、强化管理、优化环境等方面入手, 相似文献
9.
主要论述了一种采用模糊神经网络控制器(FNNC)对流化床锅炉(FBB)的燃烧控制系统进行技术改造的方法,设计了燃烧系统的模糊神经网络模型,并构造了系统的仿真模型。 相似文献
10.
陈启富 《中国新技术新产品精选》2013,(21):115-115
本文针对现阶段烟草在生产的过程中在技术改革方面存在的问题,提出了优化制丝设备流程的相关解决措施,从而提高烟丝质量,生产出更好的卷烟。 相似文献