非有效的

And the progress of kinematic orbit determination of low orbit satellites based on GPS and studies related are discussed.

在运动学定轨中，有效的卫星跟踪个数和好的GPS数据质量是很重要的。由于周跳和粗差可以大大的降低最终轨道的精度，因而周跳探测和粗差处理是运动学定轨处理中一项非

The conclusions are as follows:(1) The mispricing in the stock market is the extrinsic motivation of Chinese listed companies stock financing preference. There are two considerations of stock financing preference.

本文在综合借鉴并吸收了国内外相关研究文献精华的基础上，结合行为金融理论，在非有效市场假设下，建立不同模型，对我国上市公司偏好股权融资的内外部动因进行了实证研究，并得到了如下结论：(1)股票市场的错误定价是造成上市公司股权融资偏好的外部原因。

And obviously p,q/r is not valid according to the canons of propositional logic.

两个论证都必须简单地符号化为p，q/r，因为他们每一个都只包含有三个不同的非复合句子，并且很明显p，q/r的形式按照命题逻辑的原则不是有效的。

Experimental result shows that this method has a great potential in the practical application of prothesis control.

实验表明，基于小波变换的奇异值分解方法是一种稳定、有效的特征提取方法，为非平稳生理信号的分析提供了新的手段。

"But now," he tells WebMD, over-the-counter products containing lower concentrations of retinol have been shown to be effective in reversing the signs of aging.

" "但现在，"他告诉中央社，"过度的非处方产品含有低浓度的维生素A已被证明是有效的扭转老化的迹象。

In recent years, frequent emergent public incidents add to cooperation between China and ASEAN. During the years from 2003 to 2005, China cooperated with ASEAN effectively, fighting against SARS, participating rescue operation in the Indian Ocean seaquake, and fighting against Avian Influenza.

近年来频繁发生的突发公共事件使中国与东盟的合作增加了新的内容。2003~2005年，中国与东盟在抗击"非典"、印度洋海啸救援和应对禽流感等突发公共事件方面进行了有效的合作。

The measurement takes account of accumulation of discrepancy signals, distribution of discrepancy signals, and treatment of preternatural discrepancy signals. Based on the measurement, this paper presents, at the same time, a new algorithm for extracting features with symmetric figure on scanned topographic map.

前者匹配效率高，稳定性好，对图象的非本质的变化不敏感；而后者利用图象中的所有信息，所以区分不同图象的能力强，精度高，特别是它能在十分复杂的图象环境下(此时很难甚至不可能使用特征匹配法)有效地工作。

End-effect is a main reason of influence on the characteristic of linear motor,and its direct impact is non-stable and undulate edges magnetic field.

端部效应是使直线电动机性能下降的主要原因，它的直接表现是端部磁场的周期性非平稳波动，因此合理有效的分析端部效应能对直线电动机性能的改善提供理论前提。

Also, especially when aspherical elements are involved, an effective way to vaporize excess cash for almost no good reason.

当引入了非球面镜片后，便成了一个有效的，没有理由的，快速蒸发你的金钱的途径。

Conclusion］1.The main purpose for the application of the arthroscopic in UKA is to deal with other disease inside the knee rather than to confirm the indication of the operation.2.Arthroscopy is an effective way for the patients combined lateral menisci injury and other compartmental mild osteoarthritis.

结论］(1)关节镜在膝关节单间室置换中应用的主要目的在于处理关节内的其他病变而非确定手术适应证；(2)对于合并外侧半月板损伤和其他间室轻度骨性关节炎的患者，关节镜仍是一种有效的辅助治疗手段。

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。