literature style translate differs from other style translation, so some principles as the following should be noticed: to be familiar with the background of source language, to respect the native cultural character and to penetrate the real intention of the original works.

the main contents of this dissertation are as following: in chapter 1, the background, source, purpose and significance of the subject are introduced. the principle and key techniques of the winding-pipe machine principal-axis magnetism supporting system are analyzed.

第一章阐述了课题的研究背景与意义，分析了管绞机磁性支承系统原理及关键技术，综述了磁力机械研究的发展状况及应用背景，提出了本论文的主要内容。

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the edbms which based on the mature technology of dbms and aimed at the idiographic embedded system and device, implements the embedded system data store, data organize, data management and data exchange with the background data source according practical requirement.

它以目前成熟的数据库技术为基础，针对具体的嵌入式设备与系统特点，结合实际应用需求，主要实现对嵌入式设备上数据的存储、组织和管理，以及同后台主数据源的数据交换。

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this is the sole background and source for the accumulation of loess up to 100 meters and formulating the complete loess plateau& ancient soil under the natural condition.

这是在自然环境下，黄土高原堆积厚达100m以上完整的黄土&古土壤系列的唯一背景和根源。

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under the special social background and source of history, the western architectural culture affected the traditional dwellings in meizhou from the 19th century till the 20th century.

西方建筑文化在19世纪与20世纪对梅州传统民居产生了一定的影响，这种影响有其深刻的历史根源和社会背景。

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firstly, this paper indicates the background and source of the project, and briefly introduces the developing situation of the digital down conversion and the timing synchronization.

本文首先说明了本课题的研究背景与来源，并且简要介绍了数字下变频和定时同步技术的发展现状。

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according to expounding the industrial background of source and present conditions of development, this article analyzes the opportunities and challenges that the major of tourism management meets.

本文通过对旅游专业产生的行业背景和发展现状的阐述，分析了旅游专业发展所面临的机遇和挑战。

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this paper illustrates his cultural thought in three aspects: the background and source, contents and historical status.

本文从其文化思想产生的时代背景及思想渊源、文化思想的主要内容、对其文化思想的历史定位等三个方面进行论述。

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thorough understanding and proper application of english idioms need clear insight into its background and source.

了解、掌握和运用英语习语，必须研究习语的来源和文化背景。

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the background power source is direct current welding power source with falling characters.

基值电源选用具有下降外特性的直流弧焊电源。

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introduce the background, source, and target of the thesis.

论文背景、论文来源和论文目标。

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recorded after moonset, the starry background features the bright star vega on the right.

这张照片拍摄于月落之后，这片繁星中的最亮点是画面右侧的织女星。

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the contents mainly consist of the star image simulation and detection, star pattern recognition and spacecraft attitude determination based on star sensor. firstly, the method of star image simulation and detection is presented to simulate the background of star sky.

主要内容包括星图模拟与检测方法、星图识别方法和基于星敏感器的航天器姿态确定方法。首先，为建立良好的星图识别环境，开展星图模拟与检测方法的研究。

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the white dot in the photos is a background star.

相中的白点是一颗背景星。

provided by jukuu

after that, we can use the background subtraction to get the moving target.

然后，通过背景差分提取运动目标。

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video object detection based on background subtraction

基于背景差法的运动目标检测

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background subtraction and extend mean shift algorithm for object tracking

基于背景提取和扩展均值漂移算法的目标跟踪

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based on that, we proposed a new detection algorithm combining background subtraction and time difference.

在此基础上提出将背景减除与帧间差分方法结合的目标检测算法。

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the background subtraction is then implemented in ratio edge domain.

在比值边缘域，我们应用背景差法进行阴影检测。

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finally, the moving objects were detected by background subtraction.

用背景差分方法检测出运动目标。

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background subtraction is a commonly used method.

其中减背景技术是一种常用方法。

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