??????????????????????????:???

????

• 1????????????????????
• 2?????1.2?A??????????????
• 3????:??????“???”??????
• 4?????????????????????:No!
• 5???????????80?????????
• 6???GPS??2????:????????
• 7??????????????????????
• 8??????136??????????????
• 9????:??????“???”??????
• 10?????????????????????
• 11???????????????????2??
• 12??:??????0.7???????5.84?
• 13?????????????:??????
• 144?7?13?????????
• 15??:???????????????????
• 16?????????:???????????
• 17????????????????????
• 18???????????80?????????
• 19?????????????5???7???
• 20??:??????????????????