There existed an optimum value (0.8-0.9) for reburn zone stoichiometric coefficient.
再燃区过量空气系数存在一个最佳值（0．8～0．9）；
There is an optimum value about the concentration of a high molecular weight polymer.
高分子质量浓度存在一个最佳值。
The result shows that the anti_wear performance is increased significantly and the amount of addition has an optimum value.
四球机试验结果表明含氮硼酸酯添加到基础油中，能显著提高其抗磨性能，且添加量存在一个最佳值。
Raising the ageing temperature will increase the conductivity, and for the hardness of the alloy there is an optimum value of this temperature.
时效温度增加，合金的导电率提高，但对合金硬度的影响有个最佳值。
Theoretical analyses are made to such important characteristics as that the resonance frequency is a monotonous increasing function of oil film damping and that there is an optimum value...
对于共振频率是油膜阻尼的单调增函数，以及油膜阻尼关于轴端振幅存在最优值等特性进行了理论分析，并得出若干重要结论。
Theoretical analyses are made to such important characteristics as that the resonance frequency is a monotonous increasing function of oil film damping and that there is an optimum value...
对于共振频率是油膜阻尼的单调增函数，以及油膜阻尼关于轴端振幅存在最优值等特性进行了理论分析，并得出若干重要结论。
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