稳定性

Then he analyzed the effects of molar ratio of PF and MUF resin, mixture proportion, and hot pressing conditions on viscosity and durability of the modified resin, surface veneer color and bonding performance of the board, and provided the optimum technology parameters for the application of PF resin.

本研究采用三聚氰胺脲醛树脂对PF树脂进行改性，生产浅色改性PF胶粘剂，探讨了MUF与PF树脂摩尔比、混合比、热压条件等对胶液的粘度、缩合度、稳定性、胶层颜色及胶合质量的影响。

Stability, numerical dispersion and boundary condition are the several key problems in the seismic modeling.

稳定性，数值频散和边界是数值模拟中的关键性问题。

From then on plenty of work had been done to research the periodic solution and stability of ordinary differential equation.

此后大量的工作研究常微分方程的周期解、稳定性，这在一定程度上解释了种群的共存、灭绝、持续生存。

In addition, the preparation and package and store for standard reference materials of antioxidant BHT are studied.

本论文主要叙述了对工业品防老剂BHT的重结晶提纯和区域熔融提纯(自行设计和制造了区域熔融仪，申请了发明专利)来制定防老剂BHT标准物质的研究：通过实验确定了乙醇重结晶提纯工艺；利用自行设计区域熔融装置，拟定操作规程和技术条件；确定提纯样品的高效液相色谱法和差示扫描量热法的纯度检测条件和实验方法；用高效液相色谱检验BHT标准物质的均匀性、稳定性；分别用高效液相色谱法和差示扫描量热法测定这种标准物质的不确定度评定及两种不同原理检测的定值分析；最后确定标准物质BHT的纯度和合成标准不确定度：标准物质的制备、包装及贮存。

Soybean phosphatide ; wet gum ; storage ; stability

大豆磷脂；湿胶；贮存；稳定性

Concrete dam ; heterogeneous rock foundation ; photoelasticity ; stress distribution ; stability.

混凝土坝；不均质岩石基础；光弹性；应力分布；稳定性

Horizontal Well ; Piecewise Smooth Dynamical Systems ; Impulsive Differential Systems ; Optimal Control ; Stability ; Initial Time Difference

国家自然科学；水平井；分段光滑动力系统；脉冲微分系统；最优控制；稳定性；初始时刻偏差

Nonlinnear ; population model; parameter system; singularity; stability

非线性；人口模型；参数系统；惟一性；稳定性

The characteristics of British political system includes originality,spontaneity,initiativeness,incrementality,continuity,complexity,tortuosity, sluggishness,posteriority,flexibility,stability,authority,and etc.

英国政治民主制度的特点有原发性、自发性、首创性，渐进性、连续性、复杂性，曲折性、缓慢性、滞后性，灵活性、稳定性、权威性等。

On-line handwritten signature ; velocity ; proper vector ; stability

手写签名；速度；特征量；稳定性

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。