The pipeline engineering

First municipal engineering pipeline plug body inflatable device combination of components, so that the tool leak check.

先将市政工程管道堵塞体充气装置的配件进行组合，做工具漏气检查。

The trans-Sahara pipeline would be one the great feats of engineering in the world and dwarf several existing pipelines such as the one beneath the North Sea.

这条横跨撒哈拉的煤气管道将会成为世界工程史上另一个伟大的壮举，与之相比，一些现存的管道如北海的海底管道等便相形见绌。

The underground pipeline cross interference of city road is an important factor which constrains the whole urban pipeline engineering construction.

城市道路地下管线交叉冲突，是制约整个城市管线工程建设的重要因素。