?? ???????6???????
![](http://n.sinaimg.cn/translate/748/w899h649/20190424/j8Bs-hvvuiyn8968137.jpg)
????:1????????????:40???????????
2??????????
3????????
4???????
5?????
??????????2?????19????????????????????? (???????????? ?????)?????????(??????19???)????????????????19??????????,???6???????????
6????????????:?????????????????“???????????????”?????????“?????”?????????????????????“?????+????”??????????????????????????????“???????????????”?????“??”???????
?????,??????,??????,????????????,???
????,?????,?,???,??????????,?????
??????????????,???“??????????”???“????????????”?“????”??????,???????????????????????,?????????????????????????????????,?????????“?????????????????????”????????????????
??????“?????????????+??????”??????????????????,?????“?+?+X”??????,?????????????“????”??,?????????????
??“?????????”????,??(?????),??????????????????????????????????????“??”?????????????????????,???????????????????????????????“????????????”,????????????????
????,?????“??”??????????,???,?????????,??,???????????????????????“????”+“?????????????????”???
??????????????????????????????????????,?(????????????)??????????????????????????????,?????,????,?????????????????,????????,??,??,?????????????????????????????????,????,???(????????????????) ??????:????