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            ?????????2012-01-11 10:19 ?????????

            ?????? ??????????????λ???????????С????????????????????????????????顢??? ???β????????????????????????α????????????-????????...

            ??????????????λ???????????С????????????????????????????????顢???????β????????????????????????α????????????-??????????1972?????????????????????????8????У?????1979?????????????1983???????????????????У?????1984???????
                ??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????λ????????????????????????????λ?49.01%??????????????λ?30.40%???????????????λ?31.34%??????????????4-6?????????????5-7.
                ?????????????ξ????????????????????????ξ?????????????????????????У????????????????1.6mm????С?0.08mm??????0.4-0.1mm??????????????????????????????????????徧?Σ????????????????У?????????0.1mm?????
                ???????????????????????-???????????????????????1984????????λ?35.31%???????λ63.79%????????79.02%??????????Ч??????????????????????????
                ???????????豸?????????д????????????????????????????????????????豸???????з????е??????????????豸???????????豸????????????????????????????????????????????????????з????е???????г????????????????????????????????????Ч??????豸????????????о????????????????????飬????????7??????????????????????????????????????????????????????????????????豸???????Щ????????????????????β????????????????????????з????е??????????????????????????????????0371-64588838.

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