????:2024-09-27 16:23:51 ??:????
????:??????????:???????
?????9???????26????????? (?????????????????)???26???????,????,??,??59??????????????????????
?????????????????,????“??????????”??????????
??????????????,????????“???????????59?????,??200???1000??”
????????????????,??????,???????500?????????????????,????????????????????????,?????????????????????
“????????????STEM(???????????????????????????)???????”?,??????????????????????????????????????????????????????????????????,???
??????????,???????????????????????????,????1??????????????????????????,???????2012?????????????1462.9?????1891.8?????,?????(?) ???:???
????