初中学生均感我国铁路网和枢纽城市难以记忆 ,然而要记住它 ,必须多看地图 ,然后自己再拟绘几遍 ,经过反复练习之后才能记得牢 ,记得准。虽然 ,我国铁路交通网较为复杂 ,但也有一定的规律可寻。首先 ,从地图上找出纵贯南北和横贯东西的铁路线各两列。这样 ,就构成一个“井”字? Junior high school students are feeling China’s railway network and hub city is difficult to remember, but to remember it, you must look at the map, and then plotted several times, after repeated practice to remember jail, remember accurate. Although China’s railway transport network is more complicated, but there are certain rules to be found. First, find out from the map the two lines of the railway that run north-south and east-west. In this way, to form a “well” word?