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In the meanwhile, we have researched and manufactured the continuous rolling mill line of the pole-piece products, which is consisted of the automatic coilers and uncoilers with roll barrel diameter 400/500/680 mm, the corrective deviation cutting edges device by the constant tension forces, the dedusting device before rolling.

与此同时，还开发了400直径、500直径、680直径自动收放卷、恒张力光电纠偏在线切边、轧前除尘极片连轧机生产线。

Base on current development state of network information security, the development tendency of software patch management was researched.

随着技术的发展，软件补丁管理将会在网络信息安全中发挥重要作用。

The Theory of Multiple Intelligences is being widely researched and practiced in the field of basic education in China.

多元智能理论被我国的基础教育界广泛研究和实践。

Some basic concepts of qualitative spatial representation are defined. Previous qualitative spatial relation representation methods are summarized and then various methods are linked together to be researched in the same framework.

定义了定性空间关系表达的一些基础概念，总结了前人研究的定性空间关系表达方法，然后将各种不同的方法联系起来，置于同一框架下研究。

Using ABAQUS/Explicit simulation research and experiment research, from the view of statics and kinematics, it deeply analyzed the basic rules of cold ring rolling deformation, researched the distribution laws of residuary stress, deduced formulas about moving parameters of rollers and constructed design and optimization model for technology parameters. All above researches provided academic and experimental basis for the development of cold ring rolling technology.

本文通过ABAQUS／Explicit有限元模拟研究和实验研究，从静力学、运动学方面，深入分析了环件冷辗扩变形基本规律，研究了残余应力分布规律，推导出了轧辊的运动参数设计公式，建立了工艺参数设计和优化模型，为环件冷辗扩技术应用发展提供了理论和实验依据。

In this paper, a quaternary ammonium salt of chitosan was synthesized and the factors affect on the solubility or degree of substitution of product, such as the concentration of alkali, the time of basification, the content of water in system, the time of dispersing and the method of adding epoxyproryltrimethylammonium chloride, were discussed in detail. The product was characterized by IR, DSC, TG and X-RAY diffraction. The effects of time, humidity and temperature on the gases permeability of the quaternary ammonium salt of chitosan film were researched.

本论文研究了壳聚糖季铵盐的合成反应，对碱化浓度、碱化时间、水的含量、分散时间和醚化剂的加入方式等因素对制备反应的影响进行了考察；应用红外光谱、DSC、TG以及X-射线衍射对产物进行了表征；探讨了时间、湿度和温度对壳聚糖季铵盐膜透气性的影响。

Firstly the basic principle of OFDM and its anti-multi-path-fading are briefly introduced in this paper. Then basing on this point, we researched the basic principle, the coding designing and the algorithm of the signal detection of these MIMO-OFDM systems. At the same time, the performances of STBC-OFDM and SFBC-OFDM were analyzed and simulated under short wave circumstance, and got some useful conclusions, they have certain reference value for more research of short wave communication in future.

本文首先介绍了OFDM系统的基本原理以及它对抗多径的基本原理，然后在此基础上，对其所形成的几种MIMO-OFDM系统的基本工作原理，码字设计以及相应的信号检测算法进行了研究，详细分析研究了STBC-OFDM和SFBC-OFDM系统的性能并在短波信道下对其性能进行了仿真和对比分析，得出了有用的结论，这对以后短波通信的深入研究具有参考价值。

A new kind of batcher drip nozzle used for casting metal grains and its manufacturing process have researched.

研究了一种铸造金属颗粒用定量器滴嘴的结构及其制造工艺。

Sinte-roasting between coal and Alumina or coal and bauxite were researched in detail in this paper.

本论文主要研究了煤和氧化铝以及铝土矿的烧结工艺。

A few craters, such as some in the huge Caloris Basin impact feature visible on the upper right, appear unexpectedly to be ringed with a dark material, the nature of which is being researched.

比如，影像右上角可以看到一些陨石坑在巨大卡罗维斯低地的碰撞特征，看上去有黑色物质环绕，形成的原因正在研究中。

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