considering the inefficiencies above, in this paper we introduce data lineage mechanism into the process of data cleaning.

data lineage reports show how information flows through datastage stages or columns, through physical data sources and into bi report fields.

数据沿袭报告显示DataStage准备阶段或列、物理数据源和BI报告字段涉及的信息流。

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propose a document flow method based on petri net, though segmentation or merge operation to tracing the data lineage. using the document object workflow as the research object, we just consider the changing of data combination, assuming the content is unchanged.

提出一种基于Petri网模型的以文档流的分割及合并等变化来研究数据血统追踪的算法，采用模块式的文档工作流作为研究对象，考虑数据内容不变，只是数据的组合变化的情况。

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the retro-reflective material on this vest is mirroring incident illumination back to the camera's signal.

背心上的回射物质将入射光反射到摄像机信号

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The research choose the similarities and differences between the folk sports of China and Portugal as the main study object, selected the dragon boat race of Miluo in China and the bullfight in Portugal as the most representative folk sports in order to do the case study.

文章以中国和葡萄牙民俗体育的异同为主要研究对象，在我国选取了泪罗龙舟以及在葡萄牙选取了斗牛活动作为两国民俗体育的经典代表进而展开个案研究。

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The study shows: 1 The Portuguese bullfight reflects the Knights' Spirits of the nation, and the traditional way of life of Portuguese people.

研究表明：1葡萄牙民俗体育斗牛活动体现了葡萄牙民族的骑士精神以及葡萄牙人民注重团体、追随传统的生活方式。

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this article gives a brief account of the thermodynamic principle of dilution refrigerator through a method of using analogues.

本文用类比的方法概述了稀释致冷机的热力学原理；

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in the optimal situation, pigouvian tax rates should equal to the marginal cost of environmental damage, but the realistic world exists all kinds of twisted elements which will make pigouvian tax rate deviated from the optimal.

最优情境下，庇古税率应当等于环境边际损害成本，但现实环境存在各种扭曲的要素，会使得庇古税率偏离最优。

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slide rest of compound type

复式滑动刀架

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primitive humans need to react quickly to escape dangerous predators.

原始人必须迅速反应以逃避危险的掠食者。

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un secretary-general's message on international literacy day new york, 8 september 2010

联合国秘书长潘基文2010年国际扫盲日致辞

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bookworms salute international literacy day, designed to increase their number.

“书虫”庆祝国际读书日，计划壮大他们的队伍。

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this year, international literacy day places a special focus on the essential relationship between literacy and peace.

今年的国际扫盲日特别关注扫盲与和平的必然联系。

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unesco developed the idea in 1965 and celebrated the first official international literacy day a year later.

联合国教科文组织在1965年构思了这个想法，并在一年后庆祝首届正式的国际扫盲日。

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based on rtts packer, y211-115 packer is modified to enlarge inner diameter and add one element that makes its seal in high pressure to be reliable.

Y211-115封隔器是在R TTS封隔器基础上改进的，增大了通径，增加了一个胶筒，使高压密封更可靠。

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this unified inverter model of rtts is a powerful tool for the design and analysis of rtts.

此RTT反相器统一模型可成为分析和设计各种RTT器件的有力工具。

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get invited to the all-star week futures game at any position in rtts.

在RTTS模式中，以任意位置被邀请参加全明星赛中的未来之星比赛。

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for now, we use the ip priority field as a convenience to implement embedded rtts.

还使用IP优先级域作为一个便利，实现了嵌入式RTT估计。

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treacherous: 危险的，不安全的

The fog on the mountain made hiking conditions treacherous.

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treacherous, deceitful promises

背信弃义的承诺

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he was lazy, selfish and treacherous.

他懒惰、自私、奸诈。

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