试验设计

By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricant's low-temperature properties with computerized system; it analyses the data by regressi on method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PAO2, and discusses on low-temperature flowability of vegetable-base lubricants.

应用空穴理论及自由体积理论，从分子结构角度分析了影响润滑油低温性能的因素，提出了改善对润滑油低温性能的有效途径，组织了大量试验，通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测，采用均匀设计来组织实验；用逐步回归对数据进行分析并且进行最优化求解，对环境兼容润滑油的基础油进行了分析研究，选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油，并从理论上对植物基润滑油的低温流动性进行了探讨。

By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricants low-temperature properties with computerized system; it analyses the data by regression method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PAO2, and discusses on low-temperature flowability of vegetable-base lubricants.

应用空穴理论及自由体积理论，从分子结构角度分析了影响润滑油低温性能的因素，提出了改善对润滑油低温性能的有效途径，组织了大量试验，通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测，采用均匀设计来组织实验；用逐步回归对数据进行分析并且进行最优化求解，对环境兼容润滑油的基础油进行了分析研究，选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油，并从理论上对植物基润滑油的低温流动性进行了探讨。

By the theories of cavitations and free volume, it analyses the factors on lubricant low-temperature property in view of molecule structure, brings up effective ways to improve the low-temperature properties, conducts plenty of testing with even designs, and then investigates and tests the lubricant's low-temperature properties with computerized system; it analyses the data by regression method and optimizes the solving, and studies on the base oil of environment friendly lubricants and selects the composition of colza oil, esters and PA02, and discusses on low-temperature flowability of vegetable-base lubricants.

应用空穴理论及自由体积理论，从分子结构角度分析了影响润滑油低温性能的因素，提出了改善对润滑油低温性能的有效途径，组织了大量试验，通过润滑油的计算机检测系统对润滑油的低温性能进行了分析检测，采用均匀设计来组织实验；用逐步回归对数据进行分析并且进行最优化求解，对环境兼容润滑油的基础油进行了分析研究，选择菜籽油、季戊四醇酯和聚α-烯烃作为基础油，并从理论上对植物基润滑油的低温流动性进行了探讨。

Using the method of optimal efficiency and maximal quantity of refrigerating output , a thermoelectricity refrigeration system commix with compress refrigeration is designed .

为满足塑料低温对折机快速降温和低温操作要求，采用热电制冷的最佳效率和最大冷量两种工况设计计算，研制了机械压缩式和热电制冷相结合的混合制冷系统，并提供了试验数据。

Moreover, a series of comparison tests have been done to pursue more comfortable procedure and master characteristics of the filter better. Finally the opinion improving the structure has been set up in order to have access in mass production.

通过对样品的测量进行了系列对比试验，对测量结果进行了分析讨论，一方面是探索方便有效的工艺，一方面是对滤波器的设计进行校验，最后提出了进一步改进结构的建议和实施工艺。

Moreover, rationality and reliability of boom structural design is tested by the comparison of test results and simulation data.

并通过试验结果与仿真结果的比较，检验臂架结构设计的合理性与可靠性。

A new method for the optimization of materials design—PatternRecognition-Artificial Neural Network was studied in this dissertation, and applied it to the solution of problems with long cycle of experiment, complex affecting factors and uncertainty reaction mechanism.

本论文是对一种材料优化设计新方法——模式识别-人工神经网络方法进行研究，并用于解决新材料开发过程中常遇到试验周期长，影响因素复杂，反应机理不明等难题。

And concrete hollow block tends to be used in middle height and high-rise buildings.

但是由于混凝土空心砌块在中高层上的应用还处于试验阶段，还没有形成成熟的理论体系，只能借鉴国内外同类中高层试点建筑的设计经验，因此限制了混凝土空心砌块在中高层的应用。

Due to my poor tech and other confining of some objective condition, there are still a lot of shortcomings in design of hardware and software.

由于本人的水平有限和一些客观条件的限制，论文试验在软硬件设计上还存在很多有待改进的地方。

Consequently, the conformation, characteristics and design method of this device are described.

简述了该试验装置的构造、特点和设计方法。

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。