尽管NLTK附带了很多已经预处理(通常是手工地)到不同程度的全集，但是概念上每一层都是依赖于相邻的更低层次的处理。
While NLTK comes with a number of corpora that have been pre-processed (often manually) to various degrees, conceptually each layer relies on the processing in the adjacent lower layer.
尽管NLTK 附带了很多已经预处理（通常是手工地）到不同程度的全集，但是概念上每一层 都是依赖于相邻的更低层次的处理。
While NLTK comes with a number of corpora that have been pre-processed (often manually) to various degrees, conceptually each layer relies on the processing in the adjacent lower layer.
虽然这些镶板运来时经过了预处理，但是还需要涂上两层防腐剂进行最后的密封。
Though the panels come pre-treated, they needed a final sealing with two coats of preservative.
在对表面进行过预处理后，必须立即进行第一层涂层的涂覆。
Directly after the surface pretreatment, the first coat must be applied.
本文提出的商业数据挖掘系统包括数据准备层、数据预处理层、挖掘评价层三个层次。
The novel commercial data mining system presented in this paper include three parts: data preparation, data preprocessing, mining and evaluation.
通过这些数据预处理过程，大大提高了入侵检测系统对于应用层攻击如r2l、U 2r等模式攻击的识别能力，提高了入侵检测系统的性能。
By these data pretreatment process, greatly improved the ability of distinguish application-level attack such as R2L, U2R attacks, intrusion detection system's performance was rised.
在数据预处理层对图形数据过滤、归整、修补。
Then, data is filtrated, consolidated and repaired in the preprocessing phase.
在不破坏单个神经元的输入权值的基础上，采用数据预处理的方法来减少输入层的个数，从而提高进化学习的能力。
Without the destruction of single neurons based on input weights, adopt data pretreatment methods to reduce the number of input layers, so as to improve the ability of evolutionary learning.
原因在于超声清洗只能去除表面杂质，激光预处理可减少和抑制膜层内较深处的缺陷。
The reason is that the ultrasonic cleaning only clears up the surface impurity of coatings, while laser conditioning can minimize or restrain the inner defects of coatings.
在信息层，探测器首先对烟雾、温度、CO等特征参数进行预处理。
On data layer, the detector first handles some characteristic parameter such as smoke, temperature, CO, etc.
采用加重酸化技术，对深井超高破裂压力储层进行预处理，可取得较好增产效果。
Weighted acidification is applied for pretreatment in the reservoirs with ultra-high fracture pressure of deep Wells. Good stimulation effect will gain.
本文的核心是设计并实现数据采集与预处理子系统，它实现了数据采集层和数据预处理层的功能。
This thesis focuses on the design and implementation of the data collection and pre-process subsystem, which implement the function of the data retrieve layer and the data pre-process layer.
因此为了保护膜层，在过滤含有磨损性物质的料液时，必须对料液通过初过滤、离心分离或沉降等方法进行预处理。
Therefore, filtering of abrasive matter required pre-treatment stages such as pre-filtration, centrifuging, or sedimentation in order to protect the membrane.
针对不同类型的储层，对酸压工艺进行了优化，并实施了加液氮酸化、压前预处理等配套措施。
The acid frac process is optimized and matching measures of acid frac added by liquid nitrogen and preprocessing before acid frac are implemented for different types of reservoirs.
给出了样本数据的预处理以及学习因子、动量系数、隐含层结点数等诚然定方法。
Provided with the Algorithm to determine the pre-possessing of sample data, learning rate, momentum factor, the Number of Hidden Layer Nodes, etc.
接着，在数据预处理部分，设计了在应用层收集点击流数据并且对其进行实时预处理的方法；
Next, in the part of data preprocessing, we design a method of collecting click-stream data in the application server layer and preprocessing them with real time;
给出数值试验，通过两层逼近证明增量未知元是一个好的预处理子，尤其在结合一些迭代方法时。
Numerical results are performed with two-level approximations, which demonstrate that the incremental unknowns method when combined with some iterative methods is very efficient.
金属层可包括预处理过的铝合金层。
The metallic layers may include pre-treated aluminum alloy layers.
前两层主要对输入信息进行预处理和特征提取，第三层主要对特征信息进行全局决策。
The first two layers primarily handle in advance and abstract the input information. The last layer makes the whole decision for the information with features.
以优化后的预处理正交极小化算法为基础 ，对多层二维二相全隐式模拟模型进行了以层为单位的粗粒度并行任务划分 。
At the base of optimized ORTHOMIN method, the two dimension two phase full-implicit model with muti-layers has been paralleled as coarse granularity.
采用金相组织分析、显微硬度测试以及普通辉光离子氮化炉等方法和设备 ，研究经不同方式预处理的氨气对离子氮化速度和氮化层组织的影响。
The structure and property of 40Cr steel ion?nitrided layer in the different nitrided atmosphere were investigated by means of Ion Microprobe, XRD, Microscope Analysis and so on.
采用金相组织分析、显微硬度测试以及普通辉光离子氮化炉等方法和设备 ，研究经不同方式预处理的氨气对离子氮化速度和氮化层组织的影响。
The structure and property of 40Cr steel ion?nitrided layer in the different nitrided atmosphere were investigated by means of Ion Microprobe, XRD, Microscope Analysis and so on.
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