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He had followed them purposely to town, he had taken on himself all the trouble and mortification attendant on such a research; in which supplication had been necessary to a woman whom he must abominate and despise, and where he was reduced to meet, frequently meet, reason with, persuade, and finally bribe, the man whom he always most wished to avoid, and whose very name it was punishment to him to pronounce.

和艰苦，来探索这件事。他不得不向一个他所深恶痛绝、极其鄙视的女人去求情。他不得不委曲求全，同一个他极力要国以回避、而且连名字也不愿意提起的人去见面，常常见面，跟他说理，规劝他，最后还不得不贿赂他。他这般仁至义尽，只不过是为了一个他既无好感又

Lanping Pb-Zn mines of YunNan province is the biggest Pb-Zn mine of China. However, every produce tache is in aboriginality, so it is necessary for the mine to digitaled.

云南兰坪铅锌矿是我国最大的铅锌矿，但是各个生产环节还都处于原始状态，所以对该矿山进行数字化是相当必要的。

The principles of information ethics were proposed based on the above-mentioned and it's very necessary.

信息伦理原则的提出是建立在上述基础上的，是非常必要的。

Considering the above-mentioned, I think, it is necessary for college students to participate in social practice.

鉴于上述，我认为这是必要的大学生参与社会实践。

All content materials for the Expo Shanghai Online are provided by Expo Participants, including CAD, effect pictures, audio, video, pictures, texts, etc., for the production of which, the Organizer might make necessary adjustments and abridgement in light of relevant regulations of the 'Guide for Development and Construction of Expo Shanghai Online'.

参展者网上展馆的素材来源于参展者向组织者提供的资料，包括CAD、效果图、音频、视频、图片、文字等。在制作过程中，根据"网上展馆开发建设指南"及相关规范，组织者可能会对部分素材作适当的调整。

And alienation became a kind of unbearable powers, which makes it necessary to abrogate alienation.

这一境况说明，人被"非人化"，人的一切感性的特质被抽空，人成了一种抽象的存在物。

It is also necessary that the center value of load capacitance (to determine the absolute value of oscillation frequency) and the variable range (fine adjustment range of oscillation frequency) are maintained at the optimum values in the oscillation circuit.

在振荡电路中，负载电容的中心值(其决定谐振频率的绝对值)和其变化范围(谐振频率的良好调整范围)应保持在最佳值。

Then the digital audio signal is set into segments and DWT is performed. Finally the modulated signal is embedded in the coefficients with relatively large absolute value on middle frequency range detail signal adaptively. The original digital audio signal is necessary when detecting the watermark.

在应用扩频技术的算法中，首先将视觉上可辨的二值水印图像降维为一维序列，再将一维水印序列伪随机排序并与m序列作扩频调制，最后对数字音频信号进行分段离散小波变换，把经过调制的水印信息自适应地嵌入到原音频信号小波分解中等尺度绝对值较大的分量上。

On the whole, we do as follows: Firstly, we list some conceptions and lemmas for later use. Secondly, we inducted the absolute value norm in the two-dimensional vector interspace, and also proved the two-dimensional vector interspace is a Banach Interspace. Thirdly, we define two-dimensional vector-valued functions on a interval by the definition of -fine partitions in part 1. Then, some sufficient and necessary conditions of integrabel are given, and discuss the property of the integral on two-dimensional vector-valued functions.

主要包括以下内容：在第一部分，我们介绍了本文所用到的几个基本概念和引理；第二部分，我们在二维向量空间中引入了绝对值范数，并且证明了二维向量空间是一个Banach空间；在第三部分中，通过第一部分关于-精细分划的定义，我们给出了在某区间上二维向量值函数积分的定义以及可积的充分必要条件，并讨论了二维向量值函数积分的一些性质。

To promote everyone's development and civilization, continuous efforts is absolutely necessary.

为了推动每个人的成长和教化，不断的努力是完全必要的。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。