????????????12??????????????????????????1???????? (?????????????? ????????)????????(????????????“???”)1????????????????,???????????????????????????«??????»,????????????????«“??????????+??”???????????(??)»????????????,??????????“??????????+??”???

????,???,???(???????)???????????,????,??????,???,????

????????????,??????????????????????????,??????????????????(??????)???,?,????,??,?????????“??????????????”??????????,???????????????

???,??????????,?????«????????????????»,????????,??????????????,????,?????,??????????????????????????????,????????????“??”???????????????

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

?????????????????????,????????,????????????????,????????????????????????,???,????????????,???????????????????????,???(????????????????) ?????????????????:????? ??“??????????”

?? ????????????

????:1???????????:?????vx

2???????

3?????????

4?????

5????????

????????????12??????????????????????????1???????? (?????????????? ????????)????????(????????????“???”)1????????????????,???????????????????????????«??????»,????????????????«“??????????+??”???????????(??)»????????????,??????????“??????????+??”???

????,???,???(???????)???????????,????,??????,???,????

????????????,??????????????????????????,??????????????????(??????)???,?,????,??,?????????“??????????????”??????????,???????????????

???,??????????,?????«????????????????»,????????,??????????????,????,?????,??????????????????????????????,????????????“??”???????????????

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

?????????????????????,????????,????????????????,????????????????????????,???,????????????,???????????????????????,???(????????????????) ?????????????????:?????