If you understand B2B search engine optimization and how to engage visitors each time they find your site, you can create a rich pipeline of prospect relationships and sales leads.

如果你了解B2B搜索引擎优化和如何进行访客每次他们找到您的网站，你可以创建一个丰富的销售线索关系和管道的前景。

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This paper provides some Suggestions concerning the selection of water resources, the method for water transportation and pipeline optimization on the basis of design practices.

本文根据一些远距离供水工程的设计实践，对水源选择、输水方式和线路优选等问题提出了见解。

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The paper deals with structural optimization for reducing vibration of engine pipeline.

介绍了消减发动机管道振动的结构优化方法。

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