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Auto recognition of the graphic outline is a necessary basic function for the new CAD design system.

图形轮廓线的自动别是新一代CAD设计系统必不可少的基本功能，通过对图形轮廓线自动识别技术的探讨，得出一种识别算法的图形轮廓自动识别的主要步骤。

Nickel wires with a diameter of approximately 250 nm had single-domain structure,while unique core-shell cylindrical domain structures were found in wires with a diameter of 2μm.

MFM观测结果表明，直径250 nm的镍纳米线拥有单磁畴结构；而直径2μm的镍线的磁力图呈现的是新颖的核—壳圆柱形磁畴。

For certain number of points , all the storage structures of the ladder track are created automatically,and one or more schemes passed examination are obtained by means of evaluating coordinates.

在一定的道岔数目下，自动生成全部梯线的存储结构，通过坐标计算得出一个或几个满足验算条件的设计方案，从而实现梯线的自动化设计。

In order to make up the limitation of eyes while recognizing lineaments, we need to calculate and analyze lineaments deeply.

为弥补人的视觉识别特征线的局限性，需用对这些特征线进行进一步的定量分析、解译，获取更多的地质信息。

Since this year's National Day holiday after the first trading day announcement renamed水井坊, its stock price soared, the current stock price has doubled, in December on the 11th is still closed阳线the skinheads, the prospects seemed to be very promising.

因为今年的国庆后第一个交易日宣布更名为水井坊节日，它的股票价格飙升，目前的股票价格增长了一倍，在12月11日仍然是封闭的光头阳线，前景似乎非常有前途。

It is demonstrated that a new maintenance system is necessary. The operating mode, crew rostering system, maintenance regulations and procedures are proposed. Also proposed are the formulae to calculate the ration of the number of trains, amount of repair work, repair lines at a workshop, as well as parking lines. A scheme for the workshop structures of a repair ...

阐明了高速列车具有全新的运用检修模式；提出了高速列车的运行方式、乘务制度、检修制度、工艺流程，以及高速动车组配属数量、检修工作量、检修库线、存车线的设计计算方法与计算公式；给出了高速动力段主检修库厂房结构的推荐方案。

To meet the demand of the 60 nm spatial resolution,the zone plate imaging technology must be employed.

在X射线成像光束线光学系统的设计基础上，对光束线的能量分辨率和光子通量进行了计算，并对双晶单色器第一块晶体的热载影响进行了模拟分析，同时利用波带片成像技术对实验站进行了设计，达到了60 nm的空间分辨率。

The results show that grooves on magnetic pole surface can change the magnetic field distribution effectively and enhance the grade of magnetic field,so the higher finishing efficiency can be obtained.

利用有限差分的方法对磁极开槽情况下磁力研磨加工区域中的磁场分布进行了数值分析，提出了一种等磁位线的计算绘制算法，得到了加工区域磁场分布的等磁位线图。

From the measured spectrum of He-like Al ions, we observed that the intensities of qr satellites were stronger than that of ijk satellites, and according to these observed satellite features, we have identified that photon ionization and photon excitation have very important effect on the ionization balance of these radiatively heated plasmas.

从测量得到的Al类氦离子发射光谱可以观察到，qr等伴线的强度明显高于ijk伴线的强度，由此可以确定出光子激发和电离过程对输运腔中等离子体的形成不可忽略。

Motivated by the i dea o f t he v ariable-structure c ontrol, t he c onception o f a pproaching region and leaving region of the switching boundary is developed. The sufficient conditions of whether sliding mode occurs or not on the switching boundary are obtained. Under the assumption of the switching delay time being positive, the sufficient conditions of quasi-sliding-mode occurring on the switching boundary are given.

受变结构控制思想的启发，提出切换线的趋近域和远离域的概念，进而得出系统在切换线上是否会发生滑动模态的充分条件。

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。