查询词典 on the threshold of

Its security is based on the security of Shamir's threshold scheme and the intractability of discrete logarithm problem.

方案的安全性依赖于Shamir门限方案的安全性和离散对数问题的困难性。

Based on the data of concentration of harmful algae in Bohai Bay, using extreme value theory, the peak-over-threshold distribution of the algae concentration was analyzed.

基于渤海湾赤潮藻类细胞密度的连续监测数据，运用极值理论研究了藻类细胞密度的超阈值分布特性。

This study focused on the methods of pre-processing and post-processing of the point cloud data. According to threshold value of the firebrick erosion, an approach to identification and segmentation for the eroded region of the wall of gasifier was presented.

重点讨论了点云数据的预处理及后处理的方法，并根据内壁耐火砖的腐蚀阈值，提出了一种气化炉内壁腐蚀区域的识别与分割方法。

Quantum effects in Si n-MOS inversion layer at high substrate concentration. Solid-State Electron, 1990, 33(12): 1581～15854 Van Dort M J, Woorlee P H, Walker A J, et al. Influence of high substrate doping levels on the threshold voltage and the mobility of deep-submicrometer MOSFET's.

结果表明：在高衬底掺杂浓度时，即使在弱反型区量子化效应也能导致载流子分布和电流产生明显的降低(例如： 1.5×1018 cm-3时，可降低一个数量级以上)，从而导致开启电压的升高。

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Because the spatial hole burning is much small in MQW lasers, the influence of this gain coupling effect on the threshold gain and frequency shift in MQW lasers will be obliviously.

标 签 半导体激光器空间烧孔分布反馈增益耦合 semiconductor lasers spoilal hole burning distributed feedbeak gain coupling

The selection of image threshold on the basis of genetic algorithms.

基于遗传算法的图像阈值选取。

This procedure is based on the achievement of the maximum threshold, the image can be processed.

详细说明：本程序是基于最大阈值法实现的，该功能可以对图像进行处理。

The influences of relevant parameters such as mass velocity, heat flux, pressure, inlet subcooling, and compressible volume on the threshold, period and amplitude of oscillation were studied.

分别研究了压力降脉动和密度波脉动的特征、脉动机理及其有关参数，如质量流速、系统压力、过冷度、可压缩容积、热负荷等参数对脉动界限值、周期和振幅的影响。

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。