?5?4?5????????????????????

????:??????:?????50?????

??????2????????????????10??? (? ?????????)9????????????????,??13????????????????????????,???15????????????15????????14???????,?????????,???????5?4???????????5????

??????,?????????????????,??

????,???????100????,??????9.35???????????;?1500?????,????1:45.85??

?????U???,???????

??????1500??????????????,???????;?????1500???,??????????;?(????)??????,?????

???????,?;??????3000???????,??????????????????;??,????????????

?????5??(??????)??????,??;?????????,?????(?????) ????:???