查询词典 sampling

Several representative regions including humid subalpine area, arid valley and the adjacent recovery area and the plateau region of Minjiang riverhead were selected to study the soil nutrient and biodiversity change. Based on field vegetation investigation, soil sampling and analyses, Ecological effects of land use/cover in these regions were discussed. Also in corporation with the social and economic data, the recovery methods of different degraded region were put forward.

研究选取亚高山湿润区域，半干旱河谷区及其恢复区，岷江源头高原面区域作为重点，通过大量的野外植被调查，土壤采样分析，多元统计方法等研究典型区土地利用／覆被变化的生态效应；并根据社会经济资料和调查数据和土地覆被-土壤相互作用规律，提出了岷江上游生态恢复对策。

Even-aged stands of Robinia pseudoacacia on slope lands facing south and north were selected as sampling plots for root distribution investigation.

本研究选择阳坡和阴坡不同立地上年龄一致的刺槐林调查了根系分布特征。

Because of the sampling processing, we can take the simple concave domain analysis and ICM optimization in two different levels, so as to make both the parameter estimation and optimization much easier to implement, while delivering a satisfactory result; The third one is based on the multi-resolution analysis, robust statistics and majority game theory. 4. Propose a new clustering algorithm based on the entropy concept, which is used for unsupervised segmentation of color images.

重点讨论非监督的图象分割问题，并给出了三种新方法：一是基于贝叶斯学习和全局竞争策略的方法，把参数估计和图象分割有机地结合在一起；二是基于分层的框架，从抽样定理出发，在两个不同的层次上使用简单的凹域分析和ICM优化，可以使得参数估计和优化问题都变得简单易行，并得到满意的结果；三是基于多级分析、鲁棒统计的参数估计和多数博弈论的优化算法。

It includes the lowest ten numbers, the highest number, every number that translates to a single-character Roman numeral, and a random sampling of other valid numbers.

它包含了最小的十个数，最大数，每个罗马数字单字符对应的数，以及其他随即挑选的有效数样本。

Using the method of tri-sampling, Fourier algorithm of full cycle and the algorithm of root-mean-square.

对三采样法、全周波傅式算法、均方根值进行了研究。

The image got by rosette scanning system is not uniform and lack of sampling. It is difficult to restore the image of scanned object.

在玫瑰扫描亚成像系统中，由于采集到图像的不均匀性和欠采样性，用传统的方法很难恢复被扫描物体的图像。

Flow was checked by a rotameter at the end of the sampling period.

流动检查由浮子结束时的采样周期。

The examples show that harmonic wavelet packets transform more excellent than dyadic wavelet transform, and more excel in noise filter based on Fourier transform in sampling rotating vector analysis about vibrational signal on the basis of harmonic wavelet packet transform is putted forward.

实例表明，谐波小波包变换对强噪声下信号的提取能力优于二进小波变换，更优于基于Fouriar变换的噪声滤波。

Those 48,000 viewers could be a rounding error caused by the change in channel position (although CNN lost in a couple of months to MSNBC before the channel switch) or to sampling error.

这48，000名观众的差距可能是频道位置变化引起的误差（虽然CNN在频道位置变化的几个月前就落后于MSNBC了）或者是抽样误差。

The result shows that the parameters in the RTT estimating modal are changing as time and self-adapted, so it can track RTT quickly and dynamically. The improved RTO arithmetic solves the problems that how to select wrap and weight when the sampling rate is high and the sender has a heavy loading.

结果表明：RTT估计模型中的参数是时变的，并且是自适应的，因此能迅速而又动态地跟踪RTT；改进的RTO估计算法解决了采样率高、发送方负载大时，偏差权重的选择等问题。

The dissecting of samples in group2 were difficult. The root of pulmonary artery and ascending aorta failed to be unfolded because fibrous tissue was tough, right and left fibrous trigone were too firm to be solved by hand. Cardiac muscle fibers couldn't be stripped along myofibrillar trajectory since they were prone to break because of their friability.

组2的心脏解剖困难，表现为纤维组织坚韧，游离肺动脉非常困难；徒手无法松解左、右纤维三角，肺动脉和主动脉根部的游离非常困难；心肌纤维坚硬、质脆，解剖时容易断离成碎块，无法沿纤维走行方向剥离。

We have battled against the odds in a province that has become increasingly violent.

我们对在一个争夺日益激烈省的可能性。