方向性

To reverse the direction of(an alternating electric current) each half-cycle to produce a unidirectional current.

变换电流方向颠倒每一半周方向，以产生单方向性电流王子接收教训。

However, by assuming all wave energy is concentrated in one frequency component rather than broad spectrum of ocean environment, regular wave theory gives an unrepresentative dynamic response.

该文阐述了新波浪理论的基本概念，介绍了一种新型的极限入射波浪模型，该模型考虑了天然海浪的随机性、谱性和方向性。

Vector analysis as assessing method can provide directional lead for innovation.

矢量分析的考核方法可以给出创新的方向性指引。

This paper is to explore the research progress of impacts of wetland landscape changes on waterfowl habitats, which...

发现该方面的研究在研究思路方面发生了方向性的变化。

Beamlet sources have strong local and directional character and can easily accomplish local illumination and migration. Besides, they provide better migration results than conventional migration methods.

小波束源有很强的局部性和方向性，它可以很容易的实现局部照明和偏移，除此之外，它的偏移效果也要好于常规的偏移方法。

During vascular development, the meristematic cambial cells divide down their long axis in a highly orientated manner to generate clear files of cells.

在维管束的发育中，形成层细胞高度方向性地以分割长轴的方式分生产生明显的细胞队列。

The contrastively experimental results show that the image preprocessed with this algorithm has a clear structure and retains the feature of thread and direction.

通过对比实验表明，经过该算法预处理后的图像结构清晰，保持了方向性和纹理性的特点。

Although the ship design is "directionally correct", it must improve on its robustness so it can better simulate a real complex ship design.

虽然船舶设计是&方向性的正确&，就必须改善其稳健性，以便能更好地模拟一个真实的复杂的船舶设计。

Laser is a dramatic, direction ensuer abbreviation for good artificial light source.

激光是一种频率高、亮度高、方向性强、单色性好的人造光源。

Consequently, this paper presents a texton-based algorithm of texture image segmentation. At first, Harr wavelet is utilized as a transform tool so that texture subimages of different directions are produced.

首先 ，以 Harr小波为变换工具，得到具有方向性的纹理子图象；然后给出了一种新的纹理基元提取方法，并在此基础上，应用统计方法和矢量场，对纹理区域进行由粗到细的分割。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。