It discussed the key technology of underground pipeline management system's development: COM technology, integrative management technology of spatial data and attribute data and 3D pipeline display technology.

Slice-based surface reconstruction of 3D pipeline

切片级管线表面三维重建

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` A cat may look at a king, 'said Alice.` I've read that in some book, but I don't remember where.'

猫是可以看国王的，我在一本书上见过这句话，不过不记得是哪本书了。爱丽丝说。

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Yet a cat may look at a king, and sometimes a historian can challenge an economist.

不过，既然俗话说“猫也有权晋见国王”，那么有时历史学家挑战经济学家也无不可。

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A cat may look at a king.

猫也有权看国王（意即为人权平等）。

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A chain is no stronger than its weakest link.& Conan Doyle

一条铁链的坚固程度取决于它最弱的一个环节。&柯南道尔

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As the saying goes,@ A fault confessed is half redressed.

俗云：肯认错则错已改了一半。

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It's because they can be timely umbrellas when a downpour suddenly comes. A friend in need is a friend indeed.

他们是雨天里及时的伞，互相帮助，常言道，患难的朋友是真正的朋友。

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A friend that ai not in need is a friend indeed. When you are in trouble you find out who your real friends are.& Aesop

金钱上没有困难的朋友才是真朋友。在患难中才会发现谁是你真正的朋友。&伊索

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" A friend in need is a friend in indeed", but it was shame that few village heads who trying to be smart didn't know this truth at all.

患难中才见真情，可惜就有那么个别几个自以为聪明的村官不懂这样简单的道理。

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In China we have an old saying: A friend in need is a friend indeed. Misfortune tests the sincerity of friends.55. Seek the truth from facts.55. Troubles never come singly.

中国有句古话，叫做患难见真情。患难见真情。实事求是。福无双至，祸不单行。

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Now it is harmless and helpful for this most populous and biggest continent to have some verbal attacks. A friend in need is a friend indeed.

现在这个人口最多，面积最大的洲受到一些口头攻击这是无害处的是有益的。

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We should think more of others than of ourselves. Don't trust those who leave you when you are in trouble. A friend in need is a friend indeed.

我们应该关心别人胜过自己。不要相信在你处于困境时离你而去的人，患难的朋友才是真正的朋友。

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Do think more when you make friends! A friend in need is a friend indeed! If we get one true friend in our whole life that's enough.

交友之悟：交友一定要慎重！人生得一知己足矣！很有道理，朋友不在数量，而在于质量！

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Some proverbs have been in the language for 1000 years, for example, A friend in need is a friend indeed.

有些谚语在语言中已经流传有1000多年了，例如，“患难中相助的朋友才是真正的朋友。--患难见真交”。

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Some proverbs have been in the language for 1,000 years, for example, A friend in need is a friend indeed.

有些谚语在语言中已经流传有1000多年了，例如，患难中相助的朋友才是真正的朋友。

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The old saying, "a friend in need is a friend indeed," is a perfect description of you.

古语讲的好：患难朋友才是真朋友。你正是这样的朋友。

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A friend in need is a friend indeed. So the more really close friend I have, the better.

患难见真情，真正亲密的朋友越多越好。

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NO.7 A friend in need is a friend indeed.

在困难中的朋友是真正的朋友。

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A friend in need is a friend indeed, so insurance is a real friend.

患难见真情，所以保险是人生最重要的朋友。

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As the saying goes, a friend in need is a friend indeed.

正如俗话所说，患难朋友才是真朋友。

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