????:1?????????:??????????

2???????

3?????????

4??????

5????????vx

??,6?17?????7???18??7????,???????3???6????(???)7??,????????????????????????????????????8??46?(????)212??,???348.2??????????????;1?101.1????????????????22?????(??????)??24??

??????????18?????7?,??36?0.00~2.57????????;??????????20.30??(???????????18.5??),?1.8??????,????31200???????????????

???????????????,??,??????22???????????(??)??“????????????”????,??,??

?,??????????????,?«??»???????,??????????????6???17??21????????,???

6????17??,??4??10????????????????,??17??16????,??2.36?????????,?421??,?85??,?????????1311???????,?????????????????16??,??25??????????,?????1022?????

?,18?,??????????????????????????????????????????????????,??????????????,?30-50?????????,????????100??

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