性能

The antifriction and antiwear mechanisms of different low molecular weight liquid crystal were illustrated.

比较了不同小分子液晶润滑剂或添加剂的润滑机理和减摩抗磨性能的差异；总结和分析了大分子液晶微观和宏观增强复合材料的摩擦磨损机理和性能；并对液晶摩擦学今后的研究和发展方向提出了展

Poly is a kind of membrane material with excellent characteristics, in order to improve its surface hydrophilicity, so as to increase its antipollution ability, surface modification of PVDF hollow fiber porous membrane has been studied, on the bases of reviewing all kinds of modification methods, the modification method of chemical grafting onto hollow fiber membrane surface was determined.

聚偏氟乙烯是一类性能优良的膜材料，为了改善膜表面的亲水性，提高其抗污染性能，必须对膜表面进行改性，本课题在充分考察各类改性方法的基础上，采用在膜表面接枝共聚的方法对PVDF中空纤维膜表面进行改性。

The latter,which is the first creative point,is the basis of robust controller design for aircraft antiskid braking system in this dissertation.

并分析了各类防滑刹车系统的原理与其性能的关系，以及低摩擦系数跑道上系统性能恶化的原因及解决方法。

Key words : weather condition, highway, antiskid performance

此外，气象条件与路面实际抗滑性能的关系还与其标准抗滑性能有关。

The influence of main technical parameters on conductivity of ATO antistatic coatings has been studied.

研究了主要工艺参数对ATO 抗静电涂料导电性能的影响，用渗滤模型分析了导电填料含量对涂层导电性能的影响；填料表面处理实验表明，偶联剂能提高ATO的最大填充量。

The disadvantages of this method are analyzed. Based on the analyses, an improved training method for the self-organizing map neural network is proposed to reduce the approximation error.

在此基础上，进一步研究该方法的逼近性能，分析其两个不足之处，进而提出一种提高逼近性能的改进神经网络训练策略。

The mechanical properties of argil fly-ash concrete and effectiveness of its application to abutment-backfill are investigated by material experiment, centrifugal modeling test and numerical calculation.

通过材料性能试验、土工离心模型试验和数值计算，研究陶粒粉煤灰混凝土的物理力学性能及其在桥涵台背回填的应用效果。

A lake trial of three-element vector hydrophone linear array was carried out to test the validity and practicability of MUSIC algorithm.

为了检验矢量阵MUSIC空间谱方位估计算法的性能，进行了三元矢量阵的外场试验，对比了MUSIC空间谱估计以及常规波束形成的性能。

The processing abilities, structures and corrosion properties of the ceric aluminum brass and the arsenical aluminum brass were studied by means of metallographic analysis, microhardness measurement, mass loss measurement, electrochemical testing and scanning electron microscopy.

采用金相组织分析、显微硬度分析、质量损失分析、电化学测试和扫描电镜等手段研究铈铝黄铜和砷铝黄铜的加工性能、组织结构和耐蚀性能。

Excellent flame retardance : difficult combustion; 5, smooth wall formation, the friction coefficient, good wear resistance : in the installation process can greatly reduce the damage to power lines, improve work efficiency; with the traditional asbestos cement pipes, the The product is light weight, good flexibility, earthquake-resistant and differential settlement, and not at the construction site encapsulation pouring concrete; Transport construction is simple, low cost, can greatly shorten the construction period.

优异的耐腐蚀性能和抗老化性能：适用于各种土壤和工作环境，使用寿命长

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷