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ýw
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l(f)ڣ[2011-2-13]    [4483]ΡЇ늚Ј(chng)ُW(wng)[EM39.com]{(bio)pԄ(dng)L}
      Ƽ~x
Q
ӢQlightning rod;lightning conductor
x1ֱbڱo(h)w픲ķֹדĽӵؽٰϵy(tng)
ٌW(xu)ƣƌW(xu)һ(j)W(xu)ƣ̽y(c)(j)W(xu)ƣ
x2ɽW¾ͽӵbýMɵķױo(h)bWbژ(gu)ϲڱo(h)ڔrדʹ֮ڱᘱo(h)(ni)wͨ^¾ͽӵbÌጷŵ
ٌW(xu)ƣһ(j)W(xu)ƣ늉g(sh)(j)W(xu)ƣ

´ڞg[DƬ

Áo(h)ȱדbáڸߴ픶˰bһ(g)ٰýپcڵµһKٰBýٰļ˷ʹƌ늺͵ϵuкĶ(hu)l(f)¹Ҏ(gu)횷GB(bio)(zhn)ÿһ(g)(j)eķҪıҎ(gu)񶼲һ

ᘵķN
ֱױ//ǰA(y)늱
ֱױ
mʯ}졢VҕվŘ(bio)_(ti)ͨŻվ_(ti)܊»ء_(d)C(j)yд

m^ߵĽ΢ͨӍվ_(d)վŘ(bio)_(ti)ͨŻվ܊»ء_(d)C(j)yдǡĚ_(ti)Ҫ(chng)
ǰA(y)늱
(dng)ᘽדr(sh)ɽWwWͨ^늲̎b⚤cĽӵؗU֮g3mmg϶(gu)ͬr(sh)⚤ͨ^һ(g)늸оȦӵأĽӵؗU(dng)Ȍ(do)ӽWr(sh)lʘOߣ늸г_·B(ti)݌(du)lʬF(xin)·ԣW늈(chng)(qing)Ѹֱ|l(f)ѩ^Ķ핿gйЧ_(d)׺ȫĿ

ᘞʲôҪbژ
늵,Ǐ\(yn),ڸ̎,Ȍе늷ŵ,Ժ󵽷ӽ|Ƶĕr(sh),ͻ]лֻٲ늶]ΣU(xin)ˣ

dֻfϢվ^c(din)C(sh)ϢHD(zhun)dՈ(qng)ע̎




һƪ·~\(yn)ж·?jn)?Ics)
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