查询词典 features

In accordance with features of petrology, sedimentary structure, profile structure, electrofacies and seismic facies, underwater distributary channel, frontal sill-like sand, mouth bar, distal bar, front fan-delta mud and mere mud and so on, were identified, and depositional features of them in detail were discussed respectively.

根据羊邑组二段-三段的岩行学、沉积构造、剖面结构、测井相和地震相等特征，进一步识别出水下分流河道、前缘席状砂、河口坝、远砂坝、前扇三角洲泥和浅湖泥等沉积微相，并详述了各微相的沉积特征。

On this condition, some useful features have been found in the space domain. Wavelet spectrum estimation method has been used to extract the features in the space domain because the wire rope signal is a kind of none-stable signal. In order to discuss the physical meaning of this method, this dissertation proposes the relationship between Fourier spectrum and wavelet spectrum.

为进一步进行特征提取的需要，根据钢丝信号属于非平稳信号的事实，对信号给出了小波谱估计，以及Fourier谱和小波谱之间的关系和有效的小波谱计算方法，并在对实际钢丝信号小波尺度谱分析的基础上，给出一种信号的小波谱量化的方法，提取了信号的小波谱特征。

This thesis just proposes the viewpoint of doing strength training according to the features muscle working after author"s deeply studying and researching the features of athlete"s muscle working in short-running .

本文就是在对短跑运动中运动员肌肉工作的特点进行了深入的了解和研究后，提出了根据肌肉工作特点进行力量训练的观点。

Main points of the thesis are as follows:(1) The main function models and information relations between these models in the CAPP system in the integrated CAD/CAM project are explained, a new process plan design method is mentioned based on analyses of process plan design. This method is based on the process plan prototype, and develops the prototype little by little until the perfect process plan is completed, the prospect of this method is discussed;(2) The feature abstracting rules and methods are studied, a feature coding system is developed based on GT, all the defined feature models are described by the mathematical methods;(3) The integrated method of CAD/CAPP based on features is mentioned, this method defines a feature exchanging model, and develops an interface software to exchange design data into technology data base, this technology data base includes the design and technology information of the parts;(4) The process plan reasoning method based on features is created, this method uses Mycin algorithm to solve the reasoning of the feature process plan. A process plan making system is developed. In this system part process plan is made by the semi-intelligent method, this method uses the feature reasoning, feature process chain searching and man-computer talking together;(5) The main structure of the HOPE system is introduced, a shaft drawing and its process plan made by this system are shown, the data process problem in process drawing making is also discussed;(6) A new method of describing process rule is introduced, this method uses IfThen rules and neural nets weight values together to describe process rules, the BP algorithm is adopted in this method;(7) The optimal machining sequence problem of the process steps on the same fixturing is discussed, optimal algorithms SA is applied to solve this problem, the result shows that this method is more efficient than the traditional method;(8) All jobs in the thesis are summarized. In order to carry out the research in the future, some rational proposals are given.

全文论述的内容主要有下列几个方面：(1)较为系统地阐述了CAD／CAM一体化工程项目中CAPP系统的主要功能模块及其信息流程，在分析工艺设计过程的基础上，提出了基于特征原型的渐进式工艺设计方法，并探讨了该方法的应用前景；(2)研究了零件特征提取的原则和方法，在成组技术的基础上，开发了一套基于特征的分类编码系统，并在提取零件特征的基础上，定义了零件特征的数据模型，开发了基于轴类零件特征的参数化设计系统；(3)研究了基于特征的CAD／CAPP集成的方法，通过定义零件特征数据模型的存储结构，开发了将设计数据转换到工艺数据库中的接口程序，为后续的CAPP系统提供必要的零件形状和工艺信息；(4)研究了基于特征的工艺推理方法，将Mycin算法应用到工艺决策中，开发了基于特征的工艺推理及工艺方案生成系统，在系统中综合运用特征推理、特征加工工艺链查询及人机对话相结合的半智能化方法确定零件加工工艺；(5)介绍了整个HOPE系统的总体结构，通过运行HOPE系统绘出了一轴类零件的零件图，并生成了该零件的加工工艺方案，初步探讨了基于特征的工序图生成技术中数据处理问题；(6)研究了工艺设计过程中知识如何有效表示的问题，提出了将显式的IF-THEN规则表示与隐式神经网络权值表示相结合的工艺知识表示方法，并利用BP算法进行了工艺知识表示的初步研究；(7)研究了工艺设计过程中同一安装下工步优化排序问题，利用神经网络中基于模拟退火的理论来解决该工步优化排序问题，实践证明该方法较传统的算法具有更高的效率；(8)总结了本文所进行的研究工作，为今后进一步开展工作提出了较为合理的建议。

It has the UH-60 Black Hawk's cabin and cargo-handling features, including external stores pylons, and the folding tail rotor pylon and powered blade-folding features of the SH-60 Sea Hawk.

CH-60S将会是一种舰载多用途直升机，该型采用UH-60的机身和货运设备，包括外挂系统，采用了SH-60的可折叠的机身尾部和旋翼。

Since most of Credit funds is the interest-bearing capital, the features of the interest-bearing capital decide the basic features of RBE.

由于银行的信贷资金绝大部分是生息资本，生息资本的特征决定了银企关系的基本特征。

We have observed the structure of these dune sands and analyzed the grain-size,surface textural features and several main chemical elements of them,the results showed that:(1) these dune sands have some eolian structure characteristics which are similar to the recent dune sands;(2) they are also similar to the recent dune sands in grain-size components,and parameters of Mz,?滓,Sk and Kg,as well as in several main chemical components;(3) the scatter plots of Mz-?滓,SiO2-Al2O3+TOFE and the probability curves of grain-size showed that these paleo dune sands are different from paleosols and fluvio-lacustrine facies but are consistency with recent dune sands;and(4) the quartz sands have well roundness and some surface textural features such as dish-shape pits,crescent-shape pits,pockmarked pits,upturned cleavage plates,siliceous precipitates and siliceous crevasses,indicating that they had been carried for a long time by the wind.

对这些沙丘砂的沉积构造观察以及粒度、扫描电镜和常量化学元素分析结果表明：(1)这些沙丘砂具有与现代沙丘砂相似的风成沉积构造特征；(2)粒度及其参数--Mz、σ、Sk和Kg，以及主要化学组分SiO2、Al2O3和TOFE也与现代沙丘砂相近；(3)Mz-σ、SiO2-Al2O3+TOFE散点图和概率累积曲线显示这些沙丘砂与萨拉乌苏组中的河湖相、古土壤差别明显，而与现代沙丘砂一致；(4)石英砂颗粒具有良好的磨圆以及碟形坑、新月形坑、麻坑、上翻解理薄片、硅质沉淀和硅质裂纹等表面结构特征，反映其曾受持久的风力搬运作用。

There many different features, so it is wise to look carefully at the available features when buying your Timex watch.

有许多不同的功能，因此明智的做法是仔细查看可用的功能时，您太麦克购买手表。

Most AFIS are composed of four parts: fingerprint acquisition, preprocessing, features extraction and features matching.

大部分指纹识别系统可分为4个步骤：指纹采集，预处理、特征提取和特征匹配。

This article analyses the generic and textual features, sentence patterns and lexical features of both Chinese and English articles. Then based on what has been found, possible ways of translating Chinese abstracts into English are discussed.

本文首先对汉英摘要在语篇类型、语篇特征及词句特点等方面进行了比较分析，并根据比较的结果对其在各个层面的翻译进行了讨论，为汉语摘要的英译提供了一些可行的方法。

Now he worked in ajoint venture.

现在他在一家合资企业工作。

More troops in Afghanistan won't change any of the foregoing.

更多的在阿富汗的军队也不会改变之前的状况。