The effects of combination ratio and dosage of masterbatch and softeners on the properties of SBS elastomer were investigated.

讨论了母料的配比、用量和软化剂对热塑性弹性体SBS各种性能的影响。

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The influences of the load combination ratio, rise-span ratio, sag-span ratio and resistant variable variance on the reliable performance are discussed.

分析了荷载比例、矢跨比、垂跨比和抗力类变量的变异系数对结构可靠性能的影响。

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Conclusion STR multiplex examination is an ideal method to study the genotype of each component and their combination ratio in a mixed biological sample with certain composed proportion.

结论应用荧光标记STR多基因座联合检测技术可以对一定比例的混合生物样品进行STR基因型判定，并对其混合比例状况进行大致推断。

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This includes the consideration of price performance, income and the expense ratio all in combination.

FORBES: A Shield Against The Next Oil Shock

For the next year or two the combination of a rising loss ratio and policy acquisition costs will depress Geico's earnings.

FORBES: Buffett: What Went Wrong?

"The abuse ratio for oxycodone combination products was 24 emergency department visits per million tablets dispensed, compared with 85 visits for oxycodone single-entity ER products, " the FDA reviewers said in the documents.

MSN: FDA staff says Zogenix painkiller has abuse risks