
Dow Corning1943˾λЪmL(chng)_(ki)l(f)rI(y)a(chn)wϵĸNǿ˾F˾ϻW(xu)˾Yùͪa(chn)Ʒ_(ki)l(f)?zhun)FѳL(chng)g(sh)(chung )I(lng)ĴևҎI(lng)Ŀǰ˾ȫ(zh)ͬ25,000ҿ͑(h)ṩܵĽQṩ7,000Na(chn)Ʒͷ(w)ߎйI(y)I(lng)ȔǧNõ˾ɷϻW(xu)˾Ϳ˾뎧˾һϵN(xio)~(li)^2007깫˾ևN(xio)~49.4|Ԫ
ҕƼ(chung )ڴևғДǧƌW(xu)Һ̎4,000Ч(zhun)ÿ6-7%N(xio)ڿƼͶYhh^(gu)ИI(y)ƽˮƽ