结果表明：渗硅碳化硅材料中随游离硅含量的增加，其抗弯强度下降，并且二者呈直线关系，符合线性复合规则。
Experimental results show that the flexural strength of the melt_infiltrated silicon carbide decreased linearly with increase of free silicon content, obeying the linear mixture rule.
各组大鼠血浆抵抗素与降糖率、游离脂肪酸、胰岛素抵抗指数、胰岛素、血糖、总胆固醇、甘油三酯无直线相关关系（P>0.05）。
The plasma resistin of all groups have no linear correlativity to nor-sugar rate, FFA, insulin resistance index, insulin, blood glucose, TG, TC(P>0.05).
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