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СI(y)co늷o(h)
ժҪ SИI(y)l(f)չ,СͻS,I(y)ڵדo늸Б(yng)ΣU(xin)Ҳ,ͺʡvRлI(y),l(f)˶ը¹.I(y)İȫ},ίĸ߶ҕ.,vRзvRаί(hu)(du)P(gun)I(y)M(jn)˷o늰ȫz͙zy,l(f)F(xin)ڲٵ[.ᘌ(du)ΣU(xin)SS^(q)ĽO(sh)ڵһЩ[,P(gun)g(sh)Ҏ(gu)ᘌ(du)Եķo(h)ʩ,_(d)pΣoΣĿ. ߣ ԭǑc ԣͤ ߆λ ʡvRКַ F(xin)I(y)ȫ Journal MODERN OCCUPATIONAL SAFETY ꣬() 2010, (8) ̖(ho) X9СI(y)co늷o(h)P(gun)£
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