????2????????????12????????????? (??????????????????? ????)??????,13????6?????????????????????????,????????????????,?????

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???“???????????????”???????????????????????????????,???????????????????????????62.90????,?????????????????,?????????????????????,?,?????????????,??????????

?,?????,??????????103.81???,????,??????????????????????????????????

???????,??????????“?????????????”??????,?????????????????????????????1:6???????????????????

???????????????,????????????“?????”????“???????”??????????????????,???????12??????????????????????2:1???,??“???????????????????”?

13?????????,??????????????????????,???????????????,??

??,?????????????????????13?????????,31?????????U?????????????

????,?????????????????:“???????,?????????????????????”

???????????????????????????U??????????,???????????,???????????

????,???????????4×6??????????4×7.5??????????????????????????????,???????????????,????1???????2??????????

??7.5????????“?????????????????”??????????????????????,???????????????????????????,????????????,????????????(??????????????) ?????:????????????

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