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“??????????7?????????,??,??,????????????G40??????????”????????????????????????,????,??????????,????????????????,?G40????????,??,????????

?????????????,??????,????????????,??????????,????????????????????????????????????,???G40????????????,?????,????

3?????????10?,???????????G40??,????????,????,?????????,??????????????,???????,?????????????,?????

?,G15??????3??????10??????????,?????????????14?????,3???4??????????????????????????2.5??????????????

G60?????????????2?2????????????????????????,???????????????????????????????,??,??????????????????,???,??????????,??,????

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