And also did the rate of chromosome aberrance(CA),sister chromatid exchange(SCE) and micronuclie cell (MC) of peripheral blood(P>0.05).

• 接触组外周血淋巴细胞染色体畸变率(CA)、姐妹染色单体互换率(SCE)、微核率(MC)与对照组比较；差异均无统计学意义(P>0.；05)。