The proposal about combinig two taxation system into unit one was finally , passed at the fifth session of the tenth national people ' s congress , formally went into practice on janurary , 1st , 2008 afer experiencing thirteen years ups and downs 在经历了13年的风风雨雨之后, “两税合并”终于在2006年十届人大五次会议上正式通过,并在2008年1月1日起正式施行。
As a part of the self - adapted yard interlocking system , the main purpose of the research is , by exploring the interlocking relations of the various units one another such as tracks , switches , signals and so on , to find out their forming regulation ; in order to cause the operation of the design of yard plane more simple , more sensible and more efficient , we make use of the visual - formed means . then the yard data formed will be provided to the " self - adapt yard interlocking simulation control system " which is developed by the former postgraduate 本系统作为“自适应车站联锁系统”的子课题,其开发的主要目的是:通过对车站站场内股道、道岔、信号机等各部件联锁关系的研究,找出它们之间的形成规律,然后利用可视化手段,简单、快捷地设计出车站站场平面图,并形成原始的站场数据,为已所开发的“自适应车站连锁模拟控制系统”提供数据支持。
The teaching content of the experiment is unit one " permutations and combinations " of chapter nine in book two from algebra and primary geometry for intermediate normal schools . the experiment was conducted in two classes with their mathematics at the same level through adopting two different teaching models separately . after the teaching , the two classes took the same test 该实验以中等师范学校《代数与初等几何》第二册第九章第一单元“排列与组合”为内容,通过在两个数学成绩相当的班级分别采取两种模式进行教学,在完成实验教学内容后进行统一测试,得出“三