稳定性

The achievements of recent extensive experimental and theoretical researches on the morphological instabilities of eutectic and peritectic coupled growth were reviewed.

这些成果主要包括：片层共晶共生生长在最小过冷度下的超稳定性、片层共晶共生生长的Z字形分叉、熔体流动及非线性动力学对共生生长形态稳定性的影响等。

To investigate the dynamic stability of a two-degree-of-freedom manipulator as a system,differential equations of motion for this system were established on the basis of the Lagrange equation,and perturbed differential equations with period coefficients were derived for the period motion of this system by applying the perturbance theory.

为了研究两自由度机械手系统的动力学稳定性，基于拉格朗日方程给出了它的运动微分方程，并用扰动理论确定系统周期运动具有周期系数的扰动微分方程；根据F loquet理论对该系统扰动微分方程的平衡点的稳定性进行了分析，并用数值方法研究了平衡点失稳后的倍周期分岔过程。

The cone-subdifferential stability of efficicient point set of bilevel multiobjective optimization with perturbational parameters in lower level is considered.

借助集值映射最优化问题有效解的锥次微分稳定性理论，讨论了上层无扰动，下层带扰动参数的二层多目标最优化问题有效点集的锥次微分稳定性。

For the samples of different cultivars and blue and red photoperiodic treatment,two reference genes are necessary for optimal normalization.

TIP41，UKN1和UKN2在蓝光和红光光周期样品中的稳定性最好，不同品种间ACT11，UKN2和TUB4稳定性最好。

The different type of the copolymer shows the different photostability.

PRNAM系列共聚物的光稳定性优于PRNM和PRM系列的光稳定性。

And rhodamine and BODIPY dyes attract more and more attention because of their good photostability, high fluorescence quantum yields and insensitivity to pH.

而罗丹明类荧光染料和BODIPY类荧光染料由于良好的光稳定性和化学稳定性，高荧光量子产率及对pH值不敏感等优点也越来越受到人们的重视。

The existence of polymeric chain provides additional channels for the elimination of the absorbed energy along the polymer backbone, and with the correspondence increases the photostability and thermal stability of the dyes.

聚合物链的存在为共聚物体系的非辐射能提供了一个额外的通道，有利于体系的热稳定性和光稳定性提高，这为设计合成新型固体激光材料提供了理论依据。

Increase of phytophagous diversity leads to more parallel connections and enhances the control feedback of the system. Complexity of parallel connection structure can turn to stability,whereas series connection can not.

通过研究认为，群落中并联形式的多样性可增加系统的冗余和负反馈作用，导致系统的稳定性；而串联形式的多样性不能导致系统的稳定性。

On the basic of visual index and proportion of the eggs with eggwhite sticking shell and rotten heed, the stability of the pidan made by utilizing zine, copper,zine-copper mixture and nucleus material of pidan pickle agent was compared.

采用GB9694 -88标准比较了用锌法、铜法、铜锌合剂法、皮蛋腌制剂核心料法生产皮蛋的稳定性，以及皮蛋腌制剂核心料在不同季节，不同添加量按感观指标和粘壳、融头蛋产生的比例检验其稳定性。

The properties, preparation technique, characterization method, pillaring mechanism and applications of PILM were summarized, and some questions (including thermal stability, and hydro-thermal stability, and pore structure et al) about PILM were pointed out in this paper.

本文首先概述了PILM物化性能、制备技术、表征方法、柱化机理及其应用领域等方面的研究进展，指出了PILM研究中存在的问题(热稳定性，水热稳定性和孔结构等)。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。