稳定化

Furthermore, through the linearization model, the control laws of the aped tracking and feedback is designed and so the observer is designed and it can improve the velocity and accuracy of the speed-tracking under the condition which guaranteed the stability of the whole closed loop system.

本文正是为解决此类非线性限制问题而进行了深入的理论研究，在综合分析三相交流直线永磁同步伺服电动机非线性动态数学模型的基础上，采用反馈线性化控制理论，建立了三相交流直线永磁同步电动机速度跟踪闭环系统动态的输入—输出模型，进而通过该线性化模型设计反馈控制律、速度跟踪控制律和负载阻力扰动观测器，在保证整个闭环系统稳定的前提下，提高伺服跟踪的快速性和精确性。

Furthermore, through the linearization model, the control laws of the aped tracking and feedback is designed and so theobserver is designed and it can improve the velocity and accuracy of the speed-tracking under the condition which guaranteed the stability of the whole closed loop system.

本文正是为解决此类非线性限制问题而进行了深入的理论研究，在综合分析三相交流直线永磁同步伺服电动机非线性动态数学模型的基础上，采用反馈线性化控制理论，建立了三相交流直线永磁同步电动机速度跟踪闭环系统动态的输入—输出模型，进而通过该线性化模型设计反馈控制律、速度跟踪控制律和负载阻力扰动观测器，在保证整个闭环系统稳定的前提下，提高伺服跟踪的快速性和精确性。

And the system was assuaged base on the central manifold theorem. A fuzzy sliding-mode controller was designed for the system for better performance.

基于精确反馈线性化理论镇定了可线性化子系统，基于中心流形定理镇定了该系统的不稳定的零动态。

The wing-edge and wing-patch data structure and fast searching method which combines the index rectangle with compass based normal vector are designed to speed the triangulation algorithm. Application in visualization of oil geological data and griding of mechanical part, the algorithm is efficient, steady and broad-spectrum. It can provide Delaunay triangular mesh for scientific computing and engineering analysis.

算法中采用了翼边、翼面型数据结构和自行设计的索引矩形与基于法矢的指南针法相结合的快速查询法，在石油地质勘探数据场可视化和机械零件网格剖分中的应用表明本文三角化算法具有高效、稳定、适用范围广的特点，能够为科学计算和工程分析提供边界一致的Delaunay三角网格。

Further study demonstrated that peroxynitrite also induced tau nitration in neuroblastoma N2a cell line, and the nitrated tau was accumulated in the cells.

进一步研究发现：用PN处理稳定表达tau蛋白的N2a细胞，可以诱导细胞内tau蛋白的硝基化，而且硝基化的tau蛋白在细胞内发生聚积。

The procedure of biscuit firing of clad plate base blank is carried out as follows: Weigh a certain amount of raw material in proportion by feeder, by conveyor belt the raw material is ground in a ball mill; after grinding for 12 hours, sifting-out and de-ironing, it is transferred to be homogenized and outworn in homogenization pool; then after spray drying granulation in spray tower, the powder is pressed into a certain size of blank by brick machine, afterwards, the blank will be dehydrated in drying kiln, through high-temperature sintering, base blank of clad plate with stable mechanical, chemical, physical performance has been finished.

复合板地柸素烧由以下环节组成：用喂料机按比例称取原料配料，通过传送带将原料传送到球磨机内球磨，球磨12小时后过筛、除铁，然后转移到均化浆池进行均化、陈腐、随后通过喷雾塔干燥造粒，将得到的粉料通过压砖机压制成所需规格的生柸，生柸在干燥窑干燥，随后在窑炉中高温烧制，得到具有稳定机械、物理化学性能的复合板底柸。

The corrosion resistance of the SMAT sample is lower than that of the original coarse-grained sample.

因为316L不锈钢表面纳米晶组织容易钝化，形成的钝化膜不稳定，提高了溶解速度。

This novel reagent was treated with LDA to produce polystyrene-supported a-seleno carbanions, which reacted with alkyl halides and epoxides, followed by stereospecific selenoxide syn-elimination to give olefins and allylic alcohols respectively.

它与LDA反应形成α—硒基稳定的碳负离子，再与卤代烃或环氧化合物发生α—烷基化反应，烷基化后的树脂可以在30%的双氧水中进行氧化-消除，以良好产率和较高纯度合成了取代烯烃或烯丙基醇。

It was found that organic/inorganic compound chromate-free agent has better composite performance,parameters of roll coaters are very important for thickness and surface quality of the film,and reasonable drying and cooling equipments and process are something to guarantee the quality of final products through comparison and analysis between traditional and new hot dip galvanizing proce...

对比分析传统与新型的热镀锌后处理工艺得知，有机/无机复合型无铬钝化药剂具有较好的综合性能，辊涂机工艺参数对膜厚及表面质量的控制尤为重要，合理的烘干及冷却设备及工艺，是保证最终产品性能的关键。采用新型的辊涂、热风烘干生产工艺，设备投资低，产品质量稳定，生产出性能优良的热镀锌无铬钝化钢板，得到了用户的认可并进行了批量生产。

Spoken Poetry article from the network of morphological characteristics, the causes of oral sex, and oral performance, the ultimate meaning and limitations of folk poetry and network position, low-poem "waist" to explain the two major aspects of the language require the trivialization of poetry Poetry and its network is now moving toward the development of a civil position of stability and low-poem "waist" of the boom.

文章从网络诗歌口语性形态特征、口语性的成因、及其口语化的表现、最终的意义与局限和网络诗歌的民间立场、低诗&下半身&走向两个大方面阐释出诗歌语言的庸常化及其现在网络诗歌的一种发展走向，民间立场的稳定和低诗&下半身&的热潮。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。