Because its rigidity are less than the drill collar, less contact area with wall of a well, is also not easy to form differential pressure sticking.

由于其刚性比钻铤少，和井壁接触面积小，也不容易形成压差卡钻。

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Technique of well logging by directional scanning image means scanning the wall of a well according to the given direction, and makes the wall of a well be unfolded to a continuous plane.

定向扫描成像测井技术，就是按照规定的方向对井壁进行扫描，把井壁展开成一个连续的平面。

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Each hard drive might contain a portion of one or more users' profile information, wall posts, photos and videos, as well as innumerable other digital traces.

每个硬盘或许都包含有一部分或许更多的用户个人资料信息，留言板，图片和视频，以及无数的数字足迹。

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Major banks have been doing well since the worst of the financial crisis shook Wall Street more than a year ago.

VOA: special.2009.12.18

Well, you could think about the cell wall of a bacterium as its skeleton, it's what protects it from mechanical forces that are out in the world.

你可能认为细菌的细胞壁,就像骨骼一样,使其免受,外界机械力的伤害

耶鲁公开课 - 生物医学工程探索课程节选

He made his big splash in 1973 with his best-selling takedown of stock-picking, A Random Walk Down Wall Street, in which he illustrated the futility of accurately predicting future stock prices, noting how a blindfolded chimpanzee throwing darts at the stock page of a newspaper could pick winners as well as a Wall Street professional.

FORBES: Burton Malkiel Advises Running From Bonds Into Dividends, Emerging Markets

The proverbial wall of money, as well as being a sign of confidence in the stockmarket, is used by many as an argument for why it will climb higher.

ECONOMIST: Why is so much money pouring into mutual funds?

You believed that after an era of selfishness and greed, that we could reclaim a sense of responsibility on Wall Street and in Washington, as well as on Main Street.

WHITEHOUSE: Town Hall in Arnold, Missouri